Home / 2,423,005.12-3,634,376.10-739,977.40

Finding the Fourth Proportional to 2,423,005.12, 3,634,376.10 and 739,977.40

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Solution

The fourth proportional to 2,423,005.12, 3,634,376.10 and 739,977.40 is: 1,109,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423,005.12 : 3,634,376.10 = 739,977.40 : x
  2. Step 2: Convert to fraction form
    2,423,005.12/3,634,376.10 = 739,977.40/x
  3. Step 3: Cross multiply
    2,423,005.12x = 3,634,376.10 × 739,977.40
  4. Step 4: Simplify right side
    2,423,005.12x = 2,689,356,177,100.14
  5. Step 5: Solve for x
    x = 2,689,356,177,100.14/2,423,005.12
  6. Step 6: Final answer
    x = 1,109,925.92

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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.