Home / 1,872,690.12-2,807,348.76-673,769.52

Finding the Fourth Proportional to 1,872,690.12, 2,807,348.76 and 673,769.52

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Solution

The fourth proportional to 1,872,690.12, 2,807,348.76 and 673,769.52 is: 1,010,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,690.12 : 2,807,348.76 = 673,769.52 : x
  2. Step 2: Convert to fraction form
    1,872,690.12/2,807,348.76 = 673,769.52/x
  3. Step 3: Cross multiply
    1,872,690.12x = 2,807,348.76 × 673,769.52
  4. Step 4: Simplify right side
    1,872,690.12x = 1,891,506,026,497.80
  5. Step 5: Solve for x
    x = 1,891,506,026,497.80/1,872,690.12
  6. Step 6: Final answer
    x = 1,010,047.53

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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.