Home / 1,249,209.34-1,723,901.13-676,245.38

Finding the Fourth Proportional to 1,249,209.34, 1,723,901.13 and 676,245.38

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Solution

The fourth proportional to 1,249,209.34, 1,723,901.13 and 676,245.38 is: 933,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,209.34 : 1,723,901.13 = 676,245.38 : x
  2. Step 2: Convert to fraction form
    1,249,209.34/1,723,901.13 = 676,245.38/x
  3. Step 3: Cross multiply
    1,249,209.34x = 1,723,901.13 × 676,245.38
  4. Step 4: Simplify right side
    1,249,209.34x = 1,165,780,166,119.77
  5. Step 5: Solve for x
    x = 1,165,780,166,119.77/1,249,209.34
  6. Step 6: Final answer
    x = 933,214.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.