Home / 1,017,209.20-1,526,202.60-1,001,268.40

Finding the Fourth Proportional to 1,017,209.20, 1,526,202.60 and 1,001,268.40

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Solution

The fourth proportional to 1,017,209.20, 1,526,202.60 and 1,001,268.40 is: 1,502,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,209.20 : 1,526,202.60 = 1,001,268.40 : x
  2. Step 2: Convert to fraction form
    1,017,209.20/1,526,202.60 = 1,001,268.40/x
  3. Step 3: Cross multiply
    1,017,209.20x = 1,526,202.60 × 1,001,268.40
  4. Step 4: Simplify right side
    1,017,209.20x = 1,528,138,435,377.84
  5. Step 5: Solve for x
    x = 1,528,138,435,377.84/1,017,209.20
  6. Step 6: Final answer
    x = 1,502,285.31

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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.