Home / 1,755,061-2,632,591.52-425,365

Finding the Fourth Proportional to 1,755,061, 2,632,591.52 and 425,365

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Solution

The fourth proportional to 1,755,061, 2,632,591.52 and 425,365 is: 638,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,061 : 2,632,591.52 = 425,365 : x
  2. Step 2: Convert to fraction form
    1,755,061/2,632,591.52 = 425,365/x
  3. Step 3: Cross multiply
    1,755,061x = 2,632,591.52 × 425,365
  4. Step 4: Simplify right side
    1,755,061x = 1,119,812,291,904.80
  5. Step 5: Solve for x
    x = 1,119,812,291,904.80/1,755,061
  6. Step 6: Final answer
    x = 638,047.50

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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.