Home / 1,501,877.80-2,253,062.40-490,706.20

Finding the Fourth Proportional to 1,501,877.80, 2,253,062.40 and 490,706.20

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Solution

The fourth proportional to 1,501,877.80, 2,253,062.40 and 490,706.20 is: 736,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,877.80 : 2,253,062.40 = 490,706.20 : x
  2. Step 2: Convert to fraction form
    1,501,877.80/2,253,062.40 = 490,706.20/x
  3. Step 3: Cross multiply
    1,501,877.80x = 2,253,062.40 × 490,706.20
  4. Step 4: Simplify right side
    1,501,877.80x = 1,105,591,688,666.88
  5. Step 5: Solve for x
    x = 1,105,591,688,666.88/1,501,877.80
  6. Step 6: Final answer
    x = 736,139.58

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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.