Home / 1,872,032.10-2,808,048.15-674,139.30

Finding the Fourth Proportional to 1,872,032.10, 2,808,048.15 and 674,139.30

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Solution

The fourth proportional to 1,872,032.10, 2,808,048.15 and 674,139.30 is: 1,011,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,032.10 : 2,808,048.15 = 674,139.30 : x
  2. Step 2: Convert to fraction form
    1,872,032.10/2,808,048.15 = 674,139.30/x
  3. Step 3: Cross multiply
    1,872,032.10x = 2,808,048.15 × 674,139.30
  4. Step 4: Simplify right side
    1,872,032.10x = 1,893,015,614,207.30
  5. Step 5: Solve for x
    x = 1,893,015,614,207.30/1,872,032.10
  6. Step 6: Final answer
    x = 1,011,208.95

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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.