Home / 1,487,969.60-2,053,296.96-808,891.52

Finding the Fourth Proportional to 1,487,969.60, 2,053,296.96 and 808,891.52

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Solution

The fourth proportional to 1,487,969.60, 2,053,296.96 and 808,891.52 is: 1,116,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,969.60 : 2,053,296.96 = 808,891.52 : x
  2. Step 2: Convert to fraction form
    1,487,969.60/2,053,296.96 = 808,891.52/x
  3. Step 3: Cross multiply
    1,487,969.60x = 2,053,296.96 × 808,891.52
  4. Step 4: Simplify right side
    1,487,969.60x = 1,660,894,498,985.78
  5. Step 5: Solve for x
    x = 1,660,894,498,985.78/1,487,969.60
  6. Step 6: Final answer
    x = 1,116,215.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.