Home / 2,402,605.40-3,603,908.10-719,490.20

Finding the Fourth Proportional to 2,402,605.40, 3,603,908.10 and 719,490.20

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Solution

The fourth proportional to 2,402,605.40, 3,603,908.10 and 719,490.20 is: 1,079,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402,605.40 : 3,603,908.10 = 719,490.20 : x
  2. Step 2: Convert to fraction form
    2,402,605.40/3,603,908.10 = 719,490.20/x
  3. Step 3: Cross multiply
    2,402,605.40x = 3,603,908.10 × 719,490.20
  4. Step 4: Simplify right side
    2,402,605.40x = 2,592,976,559,650.62
  5. Step 5: Solve for x
    x = 2,592,976,559,650.62/2,402,605.40
  6. Step 6: Final answer
    x = 1,079,235.30

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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.