Home / 1,516,225-2,274,349.02-518,961.64

Finding the Fourth Proportional to 1,516,225, 2,274,349.02 and 518,961.64

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Solution

The fourth proportional to 1,516,225, 2,274,349.02 and 518,961.64 is: 778,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,225 : 2,274,349.02 = 518,961.64 : x
  2. Step 2: Convert to fraction form
    1,516,225/2,274,349.02 = 518,961.64/x
  3. Step 3: Cross multiply
    1,516,225x = 2,274,349.02 × 518,961.64
  4. Step 4: Simplify right side
    1,516,225x = 1,180,299,897,351.59
  5. Step 5: Solve for x
    x = 1,180,299,897,351.59/1,516,225
  6. Step 6: Final answer
    x = 778,446.40

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Double scale
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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.