Home / 1,036,345.85-1,554,518.76-404,816.79

Finding the Fourth Proportional to 1,036,345.85, 1,554,518.76 and 404,816.79

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Solution

The fourth proportional to 1,036,345.85, 1,554,518.76 and 404,816.79 is: 607,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,345.85 : 1,554,518.76 = 404,816.79 : x
  2. Step 2: Convert to fraction form
    1,036,345.85/1,554,518.76 = 404,816.79/x
  3. Step 3: Cross multiply
    1,036,345.85x = 1,554,518.76 × 404,816.79
  4. Step 4: Simplify right side
    1,036,345.85x = 629,295,294,417.98
  5. Step 5: Solve for x
    x = 629,295,294,417.98/1,036,345.85
  6. Step 6: Final answer
    x = 607,225.18

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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.