Home / 1,417,910.60-2,128,421.10-886,032.20

Finding the Fourth Proportional to 1,417,910.60, 2,128,421.10 and 886,032.20

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Solution

The fourth proportional to 1,417,910.60, 2,128,421.10 and 886,032.20 is: 1,330,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,910.60 : 2,128,421.10 = 886,032.20 : x
  2. Step 2: Convert to fraction form
    1,417,910.60/2,128,421.10 = 886,032.20/x
  3. Step 3: Cross multiply
    1,417,910.60x = 2,128,421.10 × 886,032.20
  4. Step 4: Simplify right side
    1,417,910.60x = 1,885,849,629,759.42
  5. Step 5: Solve for x
    x = 1,885,849,629,759.42/1,417,910.60
  6. Step 6: Final answer
    x = 1,330,020.12

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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.