Home / 5,288,457.33-7,932,688.62-3,490,920.69

Finding the Fourth Proportional to 5,288,457.33, 7,932,688.62 and 3,490,920.69

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Solution

The fourth proportional to 5,288,457.33, 7,932,688.62 and 3,490,920.69 is: 5,236,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,457.33 : 7,932,688.62 = 3,490,920.69 : x
  2. Step 2: Convert to fraction form
    5,288,457.33/7,932,688.62 = 3,490,920.69/x
  3. Step 3: Cross multiply
    5,288,457.33x = 7,932,688.62 × 3,490,920.69
  4. Step 4: Simplify right side
    5,288,457.33x = 27,692,386,830,885.55
  5. Step 5: Solve for x
    x = 27,692,386,830,885.55/5,288,457.33
  6. Step 6: Final answer
    x = 5,236,382.77

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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.