Home / 1,603,217.60-2,406,187.20-657,267.20

Finding the Fourth Proportional to 1,603,217.60, 2,406,187.20 and 657,267.20

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Solution

The fourth proportional to 1,603,217.60, 2,406,187.20 and 657,267.20 is: 986,458.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,217.60 : 2,406,187.20 = 657,267.20 : x
  2. Step 2: Convert to fraction form
    1,603,217.60/2,406,187.20 = 657,267.20/x
  3. Step 3: Cross multiply
    1,603,217.60x = 2,406,187.20 × 657,267.20
  4. Step 4: Simplify right side
    1,603,217.60x = 1,581,507,923,619.84
  5. Step 5: Solve for x
    x = 1,581,507,923,619.84/1,603,217.60
  6. Step 6: Final answer
    x = 986,458.68

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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.