Home / 5,256,848.20-7,884,689.10-1,470,713.80

Finding the Fourth Proportional to 5,256,848.20, 7,884,689.10 and 1,470,713.80

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Solution

The fourth proportional to 5,256,848.20, 7,884,689.10 and 1,470,713.80 is: 2,205,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,848.20 : 7,884,689.10 = 1,470,713.80 : x
  2. Step 2: Convert to fraction form
    5,256,848.20/7,884,689.10 = 1,470,713.80/x
  3. Step 3: Cross multiply
    5,256,848.20x = 7,884,689.10 × 1,470,713.80
  4. Step 4: Simplify right side
    5,256,848.20x = 11,596,121,068,079.58
  5. Step 5: Solve for x
    x = 11,596,121,068,079.58/5,256,848.20
  6. Step 6: Final answer
    x = 2,205,907.54

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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.