Home / 1,115,250.12-1,671,934.86-483,688.44

Finding the Fourth Proportional to 1,115,250.12, 1,671,934.86 and 483,688.44

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Solution

The fourth proportional to 1,115,250.12, 1,671,934.86 and 483,688.44 is: 725,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,250.12 : 1,671,934.86 = 483,688.44 : x
  2. Step 2: Convert to fraction form
    1,115,250.12/1,671,934.86 = 483,688.44/x
  3. Step 3: Cross multiply
    1,115,250.12x = 1,671,934.86 × 483,688.44
  4. Step 4: Simplify right side
    1,115,250.12x = 808,695,564,215.02
  5. Step 5: Solve for x
    x = 808,695,564,215.02/1,115,250.12
  6. Step 6: Final answer
    x = 725,124.84

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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.