Home / 5,095,920.16-7,644,148.08-1,309,428.64

Finding the Fourth Proportional to 5,095,920.16, 7,644,148.08 and 1,309,428.64

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Solution

The fourth proportional to 5,095,920.16, 7,644,148.08 and 1,309,428.64 is: 1,964,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095,920.16 : 7,644,148.08 = 1,309,428.64 : x
  2. Step 2: Convert to fraction form
    5,095,920.16/7,644,148.08 = 1,309,428.64/x
  3. Step 3: Cross multiply
    5,095,920.16x = 7,644,148.08 × 1,309,428.64
  4. Step 4: Simplify right side
    5,095,920.16x = 10,009,466,424,353.01
  5. Step 5: Solve for x
    x = 10,009,466,424,353.01/5,095,920.16
  6. Step 6: Final answer
    x = 1,964,211.78

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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.