Home / 1,820,159.40-2,730,020.40-755,090.40

Finding the Fourth Proportional to 1,820,159.40, 2,730,020.40 and 755,090.40

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Solution

The fourth proportional to 1,820,159.40, 2,730,020.40 and 755,090.40 is: 1,132,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,159.40 : 2,730,020.40 = 755,090.40 : x
  2. Step 2: Convert to fraction form
    1,820,159.40/2,730,020.40 = 755,090.40/x
  3. Step 3: Cross multiply
    1,820,159.40x = 2,730,020.40 × 755,090.40
  4. Step 4: Simplify right side
    1,820,159.40x = 2,061,412,195,844.16
  5. Step 5: Solve for x
    x = 2,061,412,195,844.16/1,820,159.40
  6. Step 6: Final answer
    x = 1,132,544.87

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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.