Home / 1,455,386.20-2,184,116.10-614,541.40

Finding the Fourth Proportional to 1,455,386.20, 2,184,116.10 and 614,541.40

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Solution

The fourth proportional to 1,455,386.20, 2,184,116.10 and 614,541.40 is: 922,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,386.20 : 2,184,116.10 = 614,541.40 : x
  2. Step 2: Convert to fraction form
    1,455,386.20/2,184,116.10 = 614,541.40/x
  3. Step 3: Cross multiply
    1,455,386.20x = 2,184,116.10 × 614,541.40
  4. Step 4: Simplify right side
    1,455,386.20x = 1,342,229,765,856.54
  5. Step 5: Solve for x
    x = 1,342,229,765,856.54/1,455,386.20
  6. Step 6: Final answer
    x = 922,249.89

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Double scale
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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.