Home / 1,766,291.40-2,649,782.70-755,411.40

Finding the Fourth Proportional to 1,766,291.40, 2,649,782.70 and 755,411.40

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Solution

The fourth proportional to 1,766,291.40, 2,649,782.70 and 755,411.40 is: 1,133,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,291.40 : 2,649,782.70 = 755,411.40 : x
  2. Step 2: Convert to fraction form
    1,766,291.40/2,649,782.70 = 755,411.40/x
  3. Step 3: Cross multiply
    1,766,291.40x = 2,649,782.70 × 755,411.40
  4. Step 4: Simplify right side
    1,766,291.40x = 2,001,676,059,102.78
  5. Step 5: Solve for x
    x = 2,001,676,059,102.78/1,766,291.40
  6. Step 6: Final answer
    x = 1,133,264.91

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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.