Home / 1,710,329.60-2,563,420.80-762,694.40

Finding the Fourth Proportional to 1,710,329.60, 2,563,420.80 and 762,694.40

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Solution

The fourth proportional to 1,710,329.60, 2,563,420.80 and 762,694.40 is: 1,143,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,329.60 : 2,563,420.80 = 762,694.40 : x
  2. Step 2: Convert to fraction form
    1,710,329.60/2,563,420.80 = 762,694.40/x
  3. Step 3: Cross multiply
    1,710,329.60x = 2,563,420.80 × 762,694.40
  4. Step 4: Simplify right side
    1,710,329.60x = 1,955,106,689,003.52
  5. Step 5: Solve for x
    x = 1,955,106,689,003.52/1,710,329.60
  6. Step 6: Final answer
    x = 1,143,116.91

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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.