Home / 2,747,897.40-4,121,856.70-1,149,339.18

Finding the Fourth Proportional to 2,747,897.40, 4,121,856.70 and 1,149,339.18

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Solution

The fourth proportional to 2,747,897.40, 4,121,856.70 and 1,149,339.18 is: 1,724,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,897.40 : 4,121,856.70 = 1,149,339.18 : x
  2. Step 2: Convert to fraction form
    2,747,897.40/4,121,856.70 = 1,149,339.18/x
  3. Step 3: Cross multiply
    2,747,897.40x = 4,121,856.70 × 1,149,339.18
  4. Step 4: Simplify right side
    2,747,897.40x = 4,737,411,399,655.51
  5. Step 5: Solve for x
    x = 4,737,411,399,655.51/2,747,897.40
  6. Step 6: Final answer
    x = 1,724,013.20

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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.