Home / 1,025,124.40-1,537,686.60-978,468.40

Finding the Fourth Proportional to 1,025,124.40, 1,537,686.60 and 978,468.40

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Solution

The fourth proportional to 1,025,124.40, 1,537,686.60 and 978,468.40 is: 1,467,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,124.40 : 1,537,686.60 = 978,468.40 : x
  2. Step 2: Convert to fraction form
    1,025,124.40/1,537,686.60 = 978,468.40/x
  3. Step 3: Cross multiply
    1,025,124.40x = 1,537,686.60 × 978,468.40
  4. Step 4: Simplify right side
    1,025,124.40x = 1,504,577,747,203.44
  5. Step 5: Solve for x
    x = 1,504,577,747,203.44/1,025,124.40
  6. Step 6: Final answer
    x = 1,467,702.60

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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.