Home / 2,170,582.76-3,255,430.80-822,280.52

Finding the Fourth Proportional to 2,170,582.76, 3,255,430.80 and 822,280.52

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Solution

The fourth proportional to 2,170,582.76, 3,255,430.80 and 822,280.52 is: 1,233,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,582.76 : 3,255,430.80 = 822,280.52 : x
  2. Step 2: Convert to fraction form
    2,170,582.76/3,255,430.80 = 822,280.52/x
  3. Step 3: Cross multiply
    2,170,582.76x = 3,255,430.80 × 822,280.52
  4. Step 4: Simplify right side
    2,170,582.76x = 2,676,877,331,048.02
  5. Step 5: Solve for x
    x = 2,676,877,331,048.02/2,170,582.76
  6. Step 6: Final answer
    x = 1,233,252.83

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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.