Home / 1,527,275.52-2,112,207.12-1,335,956.40

Finding the Fourth Proportional to 1,527,275.52, 2,112,207.12 and 1,335,956.40

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Solution

The fourth proportional to 1,527,275.52, 2,112,207.12 and 1,335,956.40 is: 1,847,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,275.52 : 2,112,207.12 = 1,335,956.40 : x
  2. Step 2: Convert to fraction form
    1,527,275.52/2,112,207.12 = 1,335,956.40/x
  3. Step 3: Cross multiply
    1,527,275.52x = 2,112,207.12 × 1,335,956.40
  4. Step 4: Simplify right side
    1,527,275.52x = 2,821,816,620,089.57
  5. Step 5: Solve for x
    x = 2,821,816,620,089.57/1,527,275.52
  6. Step 6: Final answer
    x = 1,847,614.65

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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.