Home / 1,176,203.60-1,759,639.80-1,020,165.20

Finding the Fourth Proportional to 1,176,203.60, 1,759,639.80 and 1,020,165.20

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Solution

The fourth proportional to 1,176,203.60, 1,759,639.80 and 1,020,165.20 is: 1,526,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,203.60 : 1,759,639.80 = 1,020,165.20 : x
  2. Step 2: Convert to fraction form
    1,176,203.60/1,759,639.80 = 1,020,165.20/x
  3. Step 3: Cross multiply
    1,176,203.60x = 1,759,639.80 × 1,020,165.20
  4. Step 4: Simplify right side
    1,176,203.60x = 1,795,123,288,494.96
  5. Step 5: Solve for x
    x = 1,795,123,288,494.96/1,176,203.60
  6. Step 6: Final answer
    x = 1,526,201.15

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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.