Home / 925,441.40-1,390,235.70-887,655.80

Finding the Fourth Proportional to 925,441.40, 1,390,235.70 and 887,655.80

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Solution

The fourth proportional to 925,441.40, 1,390,235.70 and 887,655.80 is: 1,333,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,441.40 : 1,390,235.70 = 887,655.80 : x
  2. Step 2: Convert to fraction form
    925,441.40/1,390,235.70 = 887,655.80/x
  3. Step 3: Cross multiply
    925,441.40x = 1,390,235.70 × 887,655.80
  4. Step 4: Simplify right side
    925,441.40x = 1,234,050,782,472.06
  5. Step 5: Solve for x
    x = 1,234,050,782,472.06/925,441.40
  6. Step 6: Final answer
    x = 1,333,472.64

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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.