Home / 5,261,064.33-7,891,503.01-1,666,737.86

Finding the Fourth Proportional to 5,261,064.33, 7,891,503.01 and 1,666,737.86

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Solution

The fourth proportional to 5,261,064.33, 7,891,503.01 and 1,666,737.86 is: 2,500,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,064.33 : 7,891,503.01 = 1,666,737.86 : x
  2. Step 2: Convert to fraction form
    5,261,064.33/7,891,503.01 = 1,666,737.86/x
  3. Step 3: Cross multiply
    5,261,064.33x = 7,891,503.01 × 1,666,737.86
  4. Step 4: Simplify right side
    5,261,064.33x = 13,153,066,849,211.70
  5. Step 5: Solve for x
    x = 13,153,066,849,211.70/5,261,064.33
  6. Step 6: Final answer
    x = 2,500,077.18

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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.