Home / 1,492,598.66-2,059,643.86-872,548.80

Finding the Fourth Proportional to 1,492,598.66, 2,059,643.86 and 872,548.80

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Solution

The fourth proportional to 1,492,598.66, 2,059,643.86 and 872,548.80 is: 1,204,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,598.66 : 2,059,643.86 = 872,548.80 : x
  2. Step 2: Convert to fraction form
    1,492,598.66/2,059,643.86 = 872,548.80/x
  3. Step 3: Cross multiply
    1,492,598.66x = 2,059,643.86 × 872,548.80
  4. Step 4: Simplify right side
    1,492,598.66x = 1,797,139,778,470.37
  5. Step 5: Solve for x
    x = 1,797,139,778,470.37/1,492,598.66
  6. Step 6: Final answer
    x = 1,204,034.16

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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.