Home / 3,018,152.13-4,165,060.87-1,641,495.77

Finding the Fourth Proportional to 3,018,152.13, 4,165,060.87 and 1,641,495.77

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Solution

The fourth proportional to 3,018,152.13, 4,165,060.87 and 1,641,495.77 is: 2,265,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,152.13 : 4,165,060.87 = 1,641,495.77 : x
  2. Step 2: Convert to fraction form
    3,018,152.13/4,165,060.87 = 1,641,495.77/x
  3. Step 3: Cross multiply
    3,018,152.13x = 4,165,060.87 × 1,641,495.77
  4. Step 4: Simplify right side
    3,018,152.13x = 6,836,929,799,897.52
  5. Step 5: Solve for x
    x = 6,836,929,799,897.52/3,018,152.13
  6. Step 6: Final answer
    x = 2,265,270.11

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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.