Home / 2,371,538.45-3,557,406.09-688,641.95

Finding the Fourth Proportional to 2,371,538.45, 3,557,406.09 and 688,641.95

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Solution

The fourth proportional to 2,371,538.45, 3,557,406.09 and 688,641.95 is: 1,032,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371,538.45 : 3,557,406.09 = 688,641.95 : x
  2. Step 2: Convert to fraction form
    2,371,538.45/3,557,406.09 = 688,641.95/x
  3. Step 3: Cross multiply
    2,371,538.45x = 3,557,406.09 × 688,641.95
  4. Step 4: Simplify right side
    2,371,538.45x = 2,449,779,066,759.48
  5. Step 5: Solve for x
    x = 2,449,779,066,759.48/2,371,538.45
  6. Step 6: Final answer
    x = 1,032,991.50

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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.