Home / 1,518,110.70-2,277,421.20-453,260.40

Finding the Fourth Proportional to 1,518,110.70, 2,277,421.20 and 453,260.40

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Solution

The fourth proportional to 1,518,110.70, 2,277,421.20 and 453,260.40 is: 679,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,110.70 : 2,277,421.20 = 453,260.40 : x
  2. Step 2: Convert to fraction form
    1,518,110.70/2,277,421.20 = 453,260.40/x
  3. Step 3: Cross multiply
    1,518,110.70x = 2,277,421.20 × 453,260.40
  4. Step 4: Simplify right side
    1,518,110.70x = 1,032,264,844,080.48
  5. Step 5: Solve for x
    x = 1,032,264,844,080.48/1,518,110.70
  6. Step 6: Final answer
    x = 679,966.78

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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.