Home / 1,417,920.30-2,127,139.65-576,557.10

Finding the Fourth Proportional to 1,417,920.30, 2,127,139.65 and 576,557.10

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Solution

The fourth proportional to 1,417,920.30, 2,127,139.65 and 576,557.10 is: 864,941.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,920.30 : 2,127,139.65 = 576,557.10 : x
  2. Step 2: Convert to fraction form
    1,417,920.30/2,127,139.65 = 576,557.10/x
  3. Step 3: Cross multiply
    1,417,920.30x = 2,127,139.65 × 576,557.10
  4. Step 4: Simplify right side
    1,417,920.30x = 1,226,417,467,899.01
  5. Step 5: Solve for x
    x = 1,226,417,467,899.01/1,417,920.30
  6. Step 6: Final answer
    x = 864,941.05

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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.