Home / 5,605,655.40-8,403,234.30-4,390,558.20

Finding the Fourth Proportional to 5,605,655.40, 8,403,234.30 and 4,390,558.20

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Solution

The fourth proportional to 5,605,655.40, 8,403,234.30 and 4,390,558.20 is: 6,581,726.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605,655.40 : 8,403,234.30 = 4,390,558.20 : x
  2. Step 2: Convert to fraction form
    5,605,655.40/8,403,234.30 = 4,390,558.20/x
  3. Step 3: Cross multiply
    5,605,655.40x = 8,403,234.30 × 4,390,558.20
  4. Step 4: Simplify right side
    5,605,655.40x = 36,894,889,262,386.27
  5. Step 5: Solve for x
    x = 36,894,889,262,386.27/5,605,655.40
  6. Step 6: Final answer
    x = 6,581,726.24

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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.