Home / 1,971,834.66-2,721,158.10-1,112,392.26

Finding the Fourth Proportional to 1,971,834.66, 2,721,158.10 and 1,112,392.26

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Solution

The fourth proportional to 1,971,834.66, 2,721,158.10 and 1,112,392.26 is: 1,535,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,834.66 : 2,721,158.10 = 1,112,392.26 : x
  2. Step 2: Convert to fraction form
    1,971,834.66/2,721,158.10 = 1,112,392.26/x
  3. Step 3: Cross multiply
    1,971,834.66x = 2,721,158.10 × 1,112,392.26
  4. Step 4: Simplify right side
    1,971,834.66x = 3,026,995,208,676.31
  5. Step 5: Solve for x
    x = 3,026,995,208,676.31/1,971,834.66
  6. Step 6: Final answer
    x = 1,535,116.14

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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.