Home / 1,125,810.03-1,688,818.86-367,655.46

Finding the Fourth Proportional to 1,125,810.03, 1,688,818.86 and 367,655.46

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Solution

The fourth proportional to 1,125,810.03, 1,688,818.86 and 367,655.46 is: 551,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,810.03 : 1,688,818.86 = 367,655.46 : x
  2. Step 2: Convert to fraction form
    1,125,810.03/1,688,818.86 = 367,655.46/x
  3. Step 3: Cross multiply
    1,125,810.03x = 1,688,818.86 × 367,655.46
  4. Step 4: Simplify right side
    1,125,810.03x = 620,903,474,829.98
  5. Step 5: Solve for x
    x = 620,903,474,829.98/1,125,810.03
  6. Step 6: Final answer
    x = 551,517.09

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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.