Home / 2,521,853.52-3,480,152.76-1,375,933.20

Finding the Fourth Proportional to 2,521,853.52, 3,480,152.76 and 1,375,933.20

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Solution

The fourth proportional to 2,521,853.52, 3,480,152.76 and 1,375,933.20 is: 1,898,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,853.52 : 3,480,152.76 = 1,375,933.20 : x
  2. Step 2: Convert to fraction form
    2,521,853.52/3,480,152.76 = 1,375,933.20/x
  3. Step 3: Cross multiply
    2,521,853.52x = 3,480,152.76 × 1,375,933.20
  4. Step 4: Simplify right side
    2,521,853.52x = 4,788,457,723,555.63
  5. Step 5: Solve for x
    x = 4,788,457,723,555.63/2,521,853.52
  6. Step 6: Final answer
    x = 1,898,785.03

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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.