Home / 2,123,675.75-2,930,698.28-1,156,814.03

Finding the Fourth Proportional to 2,123,675.75, 2,930,698.28 and 1,156,814.03

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Solution

The fourth proportional to 2,123,675.75, 2,930,698.28 and 1,156,814.03 is: 1,596,417.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,675.75 : 2,930,698.28 = 1,156,814.03 : x
  2. Step 2: Convert to fraction form
    2,123,675.75/2,930,698.28 = 1,156,814.03/x
  3. Step 3: Cross multiply
    2,123,675.75x = 2,930,698.28 × 1,156,814.03
  4. Step 4: Simplify right side
    2,123,675.75x = 3,390,272,888,000.87
  5. Step 5: Solve for x
    x = 3,390,272,888,000.87/2,123,675.75
  6. Step 6: Final answer
    x = 1,596,417.39

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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.