Home / 1,074,654.24-1,483,387.02-666,994.71

Finding the Fourth Proportional to 1,074,654.24, 1,483,387.02 and 666,994.71

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Solution

The fourth proportional to 1,074,654.24, 1,483,387.02 and 666,994.71 is: 920,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,654.24 : 1,483,387.02 = 666,994.71 : x
  2. Step 2: Convert to fraction form
    1,074,654.24/1,483,387.02 = 666,994.71/x
  3. Step 3: Cross multiply
    1,074,654.24x = 1,483,387.02 × 666,994.71
  4. Step 4: Simplify right side
    1,074,654.24x = 989,411,295,222.66
  5. Step 5: Solve for x
    x = 989,411,295,222.66/1,074,654.24
  6. Step 6: Final answer
    x = 920,678.72

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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.