Home / 1,448,090.29-1,998,378.38-803,570.46

Finding the Fourth Proportional to 1,448,090.29, 1,998,378.38 and 803,570.46

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Solution

The fourth proportional to 1,448,090.29, 1,998,378.38 and 803,570.46 is: 1,108,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,090.29 : 1,998,378.38 = 803,570.46 : x
  2. Step 2: Convert to fraction form
    1,448,090.29/1,998,378.38 = 803,570.46/x
  3. Step 3: Cross multiply
    1,448,090.29x = 1,998,378.38 × 803,570.46
  4. Step 4: Simplify right side
    1,448,090.29x = 1,605,837,834,070.65
  5. Step 5: Solve for x
    x = 1,605,837,834,070.65/1,448,090.29
  6. Step 6: Final answer
    x = 1,108,934.88

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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.