Home / 1,174,627.40-1,761,941.10-820,333.40

Finding the Fourth Proportional to 1,174,627.40, 1,761,941.10 and 820,333.40

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Solution

The fourth proportional to 1,174,627.40, 1,761,941.10 and 820,333.40 is: 1,230,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,627.40 : 1,761,941.10 = 820,333.40 : x
  2. Step 2: Convert to fraction form
    1,174,627.40/1,761,941.10 = 820,333.40/x
  3. Step 3: Cross multiply
    1,174,627.40x = 1,761,941.10 × 820,333.40
  4. Step 4: Simplify right side
    1,174,627.40x = 1,445,379,133,162.74
  5. Step 5: Solve for x
    x = 1,445,379,133,162.74/1,174,627.40
  6. Step 6: Final answer
    x = 1,230,500.10

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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.