Home / 1,087,241.40-1,630,862.10-1,017,257.40

Finding the Fourth Proportional to 1,087,241.40, 1,630,862.10 and 1,017,257.40

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Solution

The fourth proportional to 1,087,241.40, 1,630,862.10 and 1,017,257.40 is: 1,525,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,241.40 : 1,630,862.10 = 1,017,257.40 : x
  2. Step 2: Convert to fraction form
    1,087,241.40/1,630,862.10 = 1,017,257.40/x
  3. Step 3: Cross multiply
    1,087,241.40x = 1,630,862.10 × 1,017,257.40
  4. Step 4: Simplify right side
    1,087,241.40x = 1,659,006,539,604.54
  5. Step 5: Solve for x
    x = 1,659,006,539,604.54/1,087,241.40
  6. Step 6: Final answer
    x = 1,525,886.10

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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.