Home / 1,887,350.40-2,604,571.20-1,071,527.04

Finding the Fourth Proportional to 1,887,350.40, 2,604,571.20 and 1,071,527.04

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Solution

The fourth proportional to 1,887,350.40, 2,604,571.20 and 1,071,527.04 is: 1,478,723.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,350.40 : 2,604,571.20 = 1,071,527.04 : x
  2. Step 2: Convert to fraction form
    1,887,350.40/2,604,571.20 = 1,071,527.04/x
  3. Step 3: Cross multiply
    1,887,350.40x = 2,604,571.20 × 1,071,527.04
  4. Step 4: Simplify right side
    1,887,350.40x = 2,790,868,468,405.25
  5. Step 5: Solve for x
    x = 2,790,868,468,405.25/1,887,350.40
  6. Step 6: Final answer
    x = 1,478,723.01

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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.