Home / 1,107,718.62-1,527,830.55-705,440.22

Finding the Fourth Proportional to 1,107,718.62, 1,527,830.55 and 705,440.22

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Solution

The fourth proportional to 1,107,718.62, 1,527,830.55 and 705,440.22 is: 972,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,718.62 : 1,527,830.55 = 705,440.22 : x
  2. Step 2: Convert to fraction form
    1,107,718.62/1,527,830.55 = 705,440.22/x
  3. Step 3: Cross multiply
    1,107,718.62x = 1,527,830.55 × 705,440.22
  4. Step 4: Simplify right side
    1,107,718.62x = 1,077,793,119,314.72
  5. Step 5: Solve for x
    x = 1,077,793,119,314.72/1,107,718.62
  6. Step 6: Final answer
    x = 972,984.56

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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.