Home / 1,152,741.38-1,728,810.26-342,907.61

Finding the Fourth Proportional to 1,152,741.38, 1,728,810.26 and 342,907.61

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Solution

The fourth proportional to 1,152,741.38, 1,728,810.26 and 342,907.61 is: 514,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,741.38 : 1,728,810.26 = 342,907.61 : x
  2. Step 2: Convert to fraction form
    1,152,741.38/1,728,810.26 = 342,907.61/x
  3. Step 3: Cross multiply
    1,152,741.38x = 1,728,810.26 × 342,907.61
  4. Step 4: Simplify right side
    1,152,741.38x = 592,822,186,613.30
  5. Step 5: Solve for x
    x = 592,822,186,613.30/1,152,741.38
  6. Step 6: Final answer
    x = 514,271.63

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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.