Home / 1,767,053.88-2,438,470.35-1,079,875.40

Finding the Fourth Proportional to 1,767,053.88, 2,438,470.35 and 1,079,875.40

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Solution

The fourth proportional to 1,767,053.88, 2,438,470.35 and 1,079,875.40 is: 1,490,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,053.88 : 2,438,470.35 = 1,079,875.40 : x
  2. Step 2: Convert to fraction form
    1,767,053.88/2,438,470.35 = 1,079,875.40/x
  3. Step 3: Cross multiply
    1,767,053.88x = 2,438,470.35 × 1,079,875.40
  4. Step 4: Simplify right side
    1,767,053.88x = 2,633,244,132,402.04
  5. Step 5: Solve for x
    x = 2,633,244,132,402.04/1,767,053.88
  6. Step 6: Final answer
    x = 1,490,188.93

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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.