Home / 1,755,141.60-2,631,934.80-808,802.40

Finding the Fourth Proportional to 1,755,141.60, 2,631,934.80 and 808,802.40

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Solution

The fourth proportional to 1,755,141.60, 2,631,934.80 and 808,802.40 is: 1,212,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,141.60 : 2,631,934.80 = 808,802.40 : x
  2. Step 2: Convert to fraction form
    1,755,141.60/2,631,934.80 = 808,802.40/x
  3. Step 3: Cross multiply
    1,755,141.60x = 2,631,934.80 × 808,802.40
  4. Step 4: Simplify right side
    1,755,141.60x = 2,128,715,182,883.52
  5. Step 5: Solve for x
    x = 2,128,715,182,883.52/1,755,141.60
  6. Step 6: Final answer
    x = 1,212,845.27

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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.