Home / 1,547,087.13-2,320,627.48-872,862.36

Finding the Fourth Proportional to 1,547,087.13, 2,320,627.48 and 872,862.36

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Solution

The fourth proportional to 1,547,087.13, 2,320,627.48 and 872,862.36 is: 1,309,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,087.13 : 2,320,627.48 = 872,862.36 : x
  2. Step 2: Convert to fraction form
    1,547,087.13/2,320,627.48 = 872,862.36/x
  3. Step 3: Cross multiply
    1,547,087.13x = 2,320,627.48 × 872,862.36
  4. Step 4: Simplify right side
    1,547,087.13x = 2,025,588,378,873.65
  5. Step 5: Solve for x
    x = 2,025,588,378,873.65/1,547,087.13
  6. Step 6: Final answer
    x = 1,309,291.73

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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.