Home / 1,090,340.88-1,635,576.93-342,386.88

Finding the Fourth Proportional to 1,090,340.88, 1,635,576.93 and 342,386.88

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Solution

The fourth proportional to 1,090,340.88, 1,635,576.93 and 342,386.88 is: 513,600.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,340.88 : 1,635,576.93 = 342,386.88 : x
  2. Step 2: Convert to fraction form
    1,090,340.88/1,635,576.93 = 342,386.88/x
  3. Step 3: Cross multiply
    1,090,340.88x = 1,635,576.93 × 342,386.88
  4. Step 4: Simplify right side
    1,090,340.88x = 560,000,082,062.68
  5. Step 5: Solve for x
    x = 560,000,082,062.68/1,090,340.88
  6. Step 6: Final answer
    x = 513,600.92

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1.5x scale

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.