Home / 1,122,065.40-1,684,155.15-589,968.30

Finding the Fourth Proportional to 1,122,065.40, 1,684,155.15 and 589,968.30

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Solution

The fourth proportional to 1,122,065.40, 1,684,155.15 and 589,968.30 is: 885,508.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,065.40 : 1,684,155.15 = 589,968.30 : x
  2. Step 2: Convert to fraction form
    1,122,065.40/1,684,155.15 = 589,968.30/x
  3. Step 3: Cross multiply
    1,122,065.40x = 1,684,155.15 × 589,968.30
  4. Step 4: Simplify right side
    1,122,065.40x = 993,598,150,781.75
  5. Step 5: Solve for x
    x = 993,598,150,781.75/1,122,065.40
  6. Step 6: Final answer
    x = 885,508.23

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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.