Home / 1,505,434.20-2,077,421.82-893,612.76

Finding the Fourth Proportional to 1,505,434.20, 2,077,421.82 and 893,612.76

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Solution

The fourth proportional to 1,505,434.20, 2,077,421.82 and 893,612.76 is: 1,233,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,434.20 : 2,077,421.82 = 893,612.76 : x
  2. Step 2: Convert to fraction form
    1,505,434.20/2,077,421.82 = 893,612.76/x
  3. Step 3: Cross multiply
    1,505,434.20x = 2,077,421.82 × 893,612.76
  4. Step 4: Simplify right side
    1,505,434.20x = 1,856,410,646,254.42
  5. Step 5: Solve for x
    x = 1,856,410,646,254.42/1,505,434.20
  6. Step 6: Final answer
    x = 1,233,139.68

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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.