Home / 1,643,901.28-2,466,051.20-578,725.36

Finding the Fourth Proportional to 1,643,901.28, 2,466,051.20 and 578,725.36

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Solution

The fourth proportional to 1,643,901.28, 2,466,051.20 and 578,725.36 is: 868,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,901.28 : 2,466,051.20 = 578,725.36 : x
  2. Step 2: Convert to fraction form
    1,643,901.28/2,466,051.20 = 578,725.36/x
  3. Step 3: Cross multiply
    1,643,901.28x = 2,466,051.20 × 578,725.36
  4. Step 4: Simplify right side
    1,643,901.28x = 1,427,166,368,498.43
  5. Step 5: Solve for x
    x = 1,427,166,368,498.43/1,643,901.28
  6. Step 6: Final answer
    x = 868,158.20

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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.