Home / 1,891,309.64-2,610,003.75-1,031,870.48

Finding the Fourth Proportional to 1,891,309.64, 2,610,003.75 and 1,031,870.48

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Solution

The fourth proportional to 1,891,309.64, 2,610,003.75 and 1,031,870.48 is: 1,423,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,309.64 : 2,610,003.75 = 1,031,870.48 : x
  2. Step 2: Convert to fraction form
    1,891,309.64/2,610,003.75 = 1,031,870.48/x
  3. Step 3: Cross multiply
    1,891,309.64x = 2,610,003.75 × 1,031,870.48
  4. Step 4: Simplify right side
    1,891,309.64x = 2,693,185,822,314.30
  5. Step 5: Solve for x
    x = 2,693,185,822,314.30/1,891,309.64
  6. Step 6: Final answer
    x = 1,423,979.32

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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.