Home / 1,190,132.40-1,642,380.84-653,588.40

Finding the Fourth Proportional to 1,190,132.40, 1,642,380.84 and 653,588.40

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Solution

The fourth proportional to 1,190,132.40, 1,642,380.84 and 653,588.40 is: 901,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,132.40 : 1,642,380.84 = 653,588.40 : x
  2. Step 2: Convert to fraction form
    1,190,132.40/1,642,380.84 = 653,588.40/x
  3. Step 3: Cross multiply
    1,190,132.40x = 1,642,380.84 × 653,588.40
  4. Step 4: Simplify right side
    1,190,132.40x = 1,073,441,065,406.26
  5. Step 5: Solve for x
    x = 1,073,441,065,406.26/1,190,132.40
  6. Step 6: Final answer
    x = 901,950.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.