Home / 3,913,663.40-5,870,495.10-3,605,733.80

Finding the Fourth Proportional to 3,913,663.40, 5,870,495.10 and 3,605,733.80

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Solution

The fourth proportional to 3,913,663.40, 5,870,495.10 and 3,605,733.80 is: 5,408,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,663.40 : 5,870,495.10 = 3,605,733.80 : x
  2. Step 2: Convert to fraction form
    3,913,663.40/5,870,495.10 = 3,605,733.80/x
  3. Step 3: Cross multiply
    3,913,663.40x = 5,870,495.10 × 3,605,733.80
  4. Step 4: Simplify right side
    3,913,663.40x = 21,167,442,604,804.38
  5. Step 5: Solve for x
    x = 21,167,442,604,804.38/3,913,663.40
  6. Step 6: Final answer
    x = 5,408,600.70

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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.