Home / 3,187,175.08-4,780,364.70-1,292,095.72

Finding the Fourth Proportional to 3,187,175.08, 4,780,364.70 and 1,292,095.72

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Solution

The fourth proportional to 3,187,175.08, 4,780,364.70 and 1,292,095.72 is: 1,937,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,175.08 : 4,780,364.70 = 1,292,095.72 : x
  2. Step 2: Convert to fraction form
    3,187,175.08/4,780,364.70 = 1,292,095.72/x
  3. Step 3: Cross multiply
    3,187,175.08x = 4,780,364.70 × 1,292,095.72
  4. Step 4: Simplify right side
    3,187,175.08x = 6,176,688,768,909.08
  5. Step 5: Solve for x
    x = 6,176,688,768,909.08/3,187,175.08
  6. Step 6: Final answer
    x = 1,937,982.26

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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.