Home / 1,502,889.48-2,074,012.74-814,583.16

Finding the Fourth Proportional to 1,502,889.48, 2,074,012.74 and 814,583.16

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Solution

The fourth proportional to 1,502,889.48, 2,074,012.74 and 814,583.16 is: 1,124,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,889.48 : 2,074,012.74 = 814,583.16 : x
  2. Step 2: Convert to fraction form
    1,502,889.48/2,074,012.74 = 814,583.16/x
  3. Step 3: Cross multiply
    1,502,889.48x = 2,074,012.74 × 814,583.16
  4. Step 4: Simplify right side
    1,502,889.48x = 1,689,455,851,629.46
  5. Step 5: Solve for x
    x = 1,689,455,851,629.46/1,502,889.48
  6. Step 6: Final answer
    x = 1,124,138.45

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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.