Home / 1,020,901.34-1,532,297.22-515,817.80

Finding the Fourth Proportional to 1,020,901.34, 1,532,297.22 and 515,817.80

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Solution

The fourth proportional to 1,020,901.34, 1,532,297.22 and 515,817.80 is: 774,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,901.34 : 1,532,297.22 = 515,817.80 : x
  2. Step 2: Convert to fraction form
    1,020,901.34/1,532,297.22 = 515,817.80/x
  3. Step 3: Cross multiply
    1,020,901.34x = 1,532,297.22 × 515,817.80
  4. Step 4: Simplify right side
    1,020,901.34x = 790,386,180,966.52
  5. Step 5: Solve for x
    x = 790,386,180,966.52/1,020,901.34
  6. Step 6: Final answer
    x = 774,204.27

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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.