Home / 1,577,590.76-2,177,520.90-933,234.68

Finding the Fourth Proportional to 1,577,590.76, 2,177,520.90 and 933,234.68

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Solution

The fourth proportional to 1,577,590.76, 2,177,520.90 and 933,234.68 is: 1,288,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,590.76 : 2,177,520.90 = 933,234.68 : x
  2. Step 2: Convert to fraction form
    1,577,590.76/2,177,520.90 = 933,234.68/x
  3. Step 3: Cross multiply
    1,577,590.76x = 2,177,520.90 × 933,234.68
  4. Step 4: Simplify right side
    1,577,590.76x = 2,032,138,020,304.81
  5. Step 5: Solve for x
    x = 2,032,138,020,304.81/1,577,590.76
  6. Step 6: Final answer
    x = 1,288,127.49

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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.