Home / 1,085,834.65-1,498,491.86-656,031.75

Finding the Fourth Proportional to 1,085,834.65, 1,498,491.86 and 656,031.75

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Solution

The fourth proportional to 1,085,834.65, 1,498,491.86 and 656,031.75 is: 905,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,834.65 : 1,498,491.86 = 656,031.75 : x
  2. Step 2: Convert to fraction form
    1,085,834.65/1,498,491.86 = 656,031.75/x
  3. Step 3: Cross multiply
    1,085,834.65x = 1,498,491.86 × 656,031.75
  4. Step 4: Simplify right side
    1,085,834.65x = 983,058,237,276.56
  5. Step 5: Solve for x
    x = 983,058,237,276.56/1,085,834.65
  6. Step 6: Final answer
    x = 905,348.01

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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.