Home / 1,083,931.76-1,625,384.60-400,594.49

Finding the Fourth Proportional to 1,083,931.76, 1,625,384.60 and 400,594.49

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Solution

The fourth proportional to 1,083,931.76, 1,625,384.60 and 400,594.49 is: 600,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,931.76 : 1,625,384.60 = 400,594.49 : x
  2. Step 2: Convert to fraction form
    1,083,931.76/1,625,384.60 = 400,594.49/x
  3. Step 3: Cross multiply
    1,083,931.76x = 1,625,384.60 × 400,594.49
  4. Step 4: Simplify right side
    1,083,931.76x = 651,120,104,760.96
  5. Step 5: Solve for x
    x = 651,120,104,760.96/1,083,931.76
  6. Step 6: Final answer
    x = 600,702.12

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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.