Home / 5,194,681.76-7,168,649.28-2,902,842.68

Finding the Fourth Proportional to 5,194,681.76, 7,168,649.28 and 2,902,842.68

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Solution

The fourth proportional to 5,194,681.76, 7,168,649.28 and 2,902,842.68 is: 4,005,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,681.76 : 7,168,649.28 = 2,902,842.68 : x
  2. Step 2: Convert to fraction form
    5,194,681.76/7,168,649.28 = 2,902,842.68/x
  3. Step 3: Cross multiply
    5,194,681.76x = 7,168,649.28 × 2,902,842.68
  4. Step 4: Simplify right side
    5,194,681.76x = 20,809,461,087,935.27
  5. Step 5: Solve for x
    x = 20,809,461,087,935.27/5,194,681.76
  6. Step 6: Final answer
    x = 4,005,916.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.