Home / 1,162,527.52-1,605,070.84-1,039,638.60

Finding the Fourth Proportional to 1,162,527.52, 1,605,070.84 and 1,039,638.60

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Solution

The fourth proportional to 1,162,527.52, 1,605,070.84 and 1,039,638.60 is: 1,435,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,527.52 : 1,605,070.84 = 1,039,638.60 : x
  2. Step 2: Convert to fraction form
    1,162,527.52/1,605,070.84 = 1,039,638.60/x
  3. Step 3: Cross multiply
    1,162,527.52x = 1,605,070.84 × 1,039,638.60
  4. Step 4: Simplify right side
    1,162,527.52x = 1,668,693,600,998.42
  5. Step 5: Solve for x
    x = 1,668,693,600,998.42/1,162,527.52
  6. Step 6: Final answer
    x = 1,435,401.38

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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.