Home / 3,973,545.72-5,485,437.05-2,666,330.06

Finding the Fourth Proportional to 3,973,545.72, 5,485,437.05 and 2,666,330.06

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Solution

The fourth proportional to 3,973,545.72, 5,485,437.05 and 2,666,330.06 is: 3,680,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,545.72 : 5,485,437.05 = 2,666,330.06 : x
  2. Step 2: Convert to fraction form
    3,973,545.72/5,485,437.05 = 2,666,330.06/x
  3. Step 3: Cross multiply
    3,973,545.72x = 5,485,437.05 × 2,666,330.06
  4. Step 4: Simplify right side
    3,973,545.72x = 14,625,985,657,893.89
  5. Step 5: Solve for x
    x = 14,625,985,657,893.89/3,973,545.72
  6. Step 6: Final answer
    x = 3,680,839.91

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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.