Home / 1,202,001.40-1,799,502.90-1,167,009.40

Finding the Fourth Proportional to 1,202,001.40, 1,799,502.90 and 1,167,009.40

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Solution

The fourth proportional to 1,202,001.40, 1,799,502.90 and 1,167,009.40 is: 1,747,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,001.40 : 1,799,502.90 = 1,167,009.40 : x
  2. Step 2: Convert to fraction form
    1,202,001.40/1,799,502.90 = 1,167,009.40/x
  3. Step 3: Cross multiply
    1,202,001.40x = 1,799,502.90 × 1,167,009.40
  4. Step 4: Simplify right side
    1,202,001.40x = 2,100,036,799,627.26
  5. Step 5: Solve for x
    x = 2,100,036,799,627.26/1,202,001.40
  6. Step 6: Final answer
    x = 1,747,116.77

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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.