Home / 1,275,476-1,760,156.88-739,243.04

Finding the Fourth Proportional to 1,275,476, 1,760,156.88 and 739,243.04

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Solution

The fourth proportional to 1,275,476, 1,760,156.88 and 739,243.04 is: 1,020,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,476 : 1,760,156.88 = 739,243.04 : x
  2. Step 2: Convert to fraction form
    1,275,476/1,760,156.88 = 739,243.04/x
  3. Step 3: Cross multiply
    1,275,476x = 1,760,156.88 × 739,243.04
  4. Step 4: Simplify right side
    1,275,476x = 1,301,183,722,848.12
  5. Step 5: Solve for x
    x = 1,301,183,722,848.12/1,275,476
  6. Step 6: Final answer
    x = 1,020,155.40

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1.5x scale

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.