Home / 2,293,780.48-3,165,237.76-1,275,123.20

Finding the Fourth Proportional to 2,293,780.48, 3,165,237.76 and 1,275,123.20

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Solution

The fourth proportional to 2,293,780.48, 3,165,237.76 and 1,275,123.20 is: 1,759,570.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293,780.48 : 3,165,237.76 = 1,275,123.20 : x
  2. Step 2: Convert to fraction form
    2,293,780.48/3,165,237.76 = 1,275,123.20/x
  3. Step 3: Cross multiply
    2,293,780.48x = 3,165,237.76 × 1,275,123.20
  4. Step 4: Simplify right side
    2,293,780.48x = 4,036,068,101,292.03
  5. Step 5: Solve for x
    x = 4,036,068,101,292.03/2,293,780.48
  6. Step 6: Final answer
    x = 1,759,570.34

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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.