Home / 1,456,281.03-2,184,419.66-391,323.11

Finding the Fourth Proportional to 1,456,281.03, 2,184,419.66 and 391,323.11

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Solution

The fourth proportional to 1,456,281.03, 2,184,419.66 and 391,323.11 is: 586,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,281.03 : 2,184,419.66 = 391,323.11 : x
  2. Step 2: Convert to fraction form
    1,456,281.03/2,184,419.66 = 391,323.11/x
  3. Step 3: Cross multiply
    1,456,281.03x = 2,184,419.66 × 391,323.11
  4. Step 4: Simplify right side
    1,456,281.03x = 854,813,884,952.55
  5. Step 5: Solve for x
    x = 854,813,884,952.55/1,456,281.03
  6. Step 6: Final answer
    x = 586,984.15

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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.