Home / 1,820,005.80-2,730,008.70-754,936.80

Finding the Fourth Proportional to 1,820,005.80, 2,730,008.70 and 754,936.80

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Solution

The fourth proportional to 1,820,005.80, 2,730,008.70 and 754,936.80 is: 1,132,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,005.80 : 2,730,008.70 = 754,936.80 : x
  2. Step 2: Convert to fraction form
    1,820,005.80/2,730,008.70 = 754,936.80/x
  3. Step 3: Cross multiply
    1,820,005.80x = 2,730,008.70 × 754,936.80
  4. Step 4: Simplify right side
    1,820,005.80x = 2,060,984,031,950.16
  5. Step 5: Solve for x
    x = 2,060,984,031,950.16/1,820,005.80
  6. Step 6: Final answer
    x = 1,132,405.20

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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.