Home / 1,989,937.16-2,986,062.87-837,099.22

Finding the Fourth Proportional to 1,989,937.16, 2,986,062.87 and 837,099.22

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Solution

The fourth proportional to 1,989,937.16, 2,986,062.87 and 837,099.22 is: 1,256,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,937.16 : 2,986,062.87 = 837,099.22 : x
  2. Step 2: Convert to fraction form
    1,989,937.16/2,986,062.87 = 837,099.22/x
  3. Step 3: Cross multiply
    1,989,937.16x = 2,986,062.87 × 837,099.22
  4. Step 4: Simplify right side
    1,989,937.16x = 2,499,630,884,417.65
  5. Step 5: Solve for x
    x = 2,499,630,884,417.65/1,989,937.16
  6. Step 6: Final answer
    x = 1,256,135.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.