Home / 1,113,983.52-1,671,007.68-272,535.04

Finding the Fourth Proportional to 1,113,983.52, 1,671,007.68 and 272,535.04

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Solution

The fourth proportional to 1,113,983.52, 1,671,007.68 and 272,535.04 is: 408,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,983.52 : 1,671,007.68 = 272,535.04 : x
  2. Step 2: Convert to fraction form
    1,113,983.52/1,671,007.68 = 272,535.04/x
  3. Step 3: Cross multiply
    1,113,983.52x = 1,671,007.68 × 272,535.04
  4. Step 4: Simplify right side
    1,113,983.52x = 455,408,144,909.11
  5. Step 5: Solve for x
    x = 455,408,144,909.11/1,113,983.52
  6. Step 6: Final answer
    x = 408,810.49

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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.