Home / 1,794,700.80-2,688,422.40-1,118,707.20

Finding the Fourth Proportional to 1,794,700.80, 2,688,422.40 and 1,118,707.20

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Solution

The fourth proportional to 1,794,700.80, 2,688,422.40 and 1,118,707.20 is: 1,675,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,700.80 : 2,688,422.40 = 1,118,707.20 : x
  2. Step 2: Convert to fraction form
    1,794,700.80/2,688,422.40 = 1,118,707.20/x
  3. Step 3: Cross multiply
    1,794,700.80x = 2,688,422.40 × 1,118,707.20
  4. Step 4: Simplify right side
    1,794,700.80x = 3,007,557,495,521.28
  5. Step 5: Solve for x
    x = 3,007,557,495,521.28/1,794,700.80
  6. Step 6: Final answer
    x = 1,675,798.83

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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.