Home / 1,755,883.71-2,631,792.47-807,263.55

Finding the Fourth Proportional to 1,755,883.71, 2,631,792.47 and 807,263.55

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Solution

The fourth proportional to 1,755,883.71, 2,631,792.47 and 807,263.55 is: 1,209,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,883.71 : 2,631,792.47 = 807,263.55 : x
  2. Step 2: Convert to fraction form
    1,755,883.71/2,631,792.47 = 807,263.55/x
  3. Step 3: Cross multiply
    1,755,883.71x = 2,631,792.47 × 807,263.55
  4. Step 4: Simplify right side
    1,755,883.71x = 2,124,550,128,159.15
  5. Step 5: Solve for x
    x = 2,124,550,128,159.15/1,755,883.71
  6. Step 6: Final answer
    x = 1,209,960.61

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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.