Home / 1,020,867.15-1,531,184.08-272,971.47

Finding the Fourth Proportional to 1,020,867.15, 1,531,184.08 and 272,971.47

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Solution

The fourth proportional to 1,020,867.15, 1,531,184.08 and 272,971.47 is: 409,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,867.15 : 1,531,184.08 = 272,971.47 : x
  2. Step 2: Convert to fraction form
    1,020,867.15/1,531,184.08 = 272,971.47/x
  3. Step 3: Cross multiply
    1,020,867.15x = 1,531,184.08 × 272,971.47
  4. Step 4: Simplify right side
    1,020,867.15x = 417,969,566,884.35
  5. Step 5: Solve for x
    x = 417,969,566,884.35/1,020,867.15
  6. Step 6: Final answer
    x = 409,426.01

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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.