Home / 1,357,667.40-2,036,501.10-411,085.20

Finding the Fourth Proportional to 1,357,667.40, 2,036,501.10 and 411,085.20

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Solution

The fourth proportional to 1,357,667.40, 2,036,501.10 and 411,085.20 is: 616,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,667.40 : 2,036,501.10 = 411,085.20 : x
  2. Step 2: Convert to fraction form
    1,357,667.40/2,036,501.10 = 411,085.20/x
  3. Step 3: Cross multiply
    1,357,667.40x = 2,036,501.10 × 411,085.20
  4. Step 4: Simplify right side
    1,357,667.40x = 837,175,461,993.72
  5. Step 5: Solve for x
    x = 837,175,461,993.72/1,357,667.40
  6. Step 6: Final answer
    x = 616,627.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.