Home / 887,004.10-1,330,506.15-818,575.30

Finding the Fourth Proportional to 887,004.10, 1,330,506.15 and 818,575.30

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Solution

The fourth proportional to 887,004.10, 1,330,506.15 and 818,575.30 is: 1,227,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,004.10 : 1,330,506.15 = 818,575.30 : x
  2. Step 2: Convert to fraction form
    887,004.10/1,330,506.15 = 818,575.30/x
  3. Step 3: Cross multiply
    887,004.10x = 1,330,506.15 × 818,575.30
  4. Step 4: Simplify right side
    887,004.10x = 1,089,119,470,888.10
  5. Step 5: Solve for x
    x = 1,089,119,470,888.10/887,004.10
  6. Step 6: Final answer
    x = 1,227,862.95

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1.5x scale

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.