Home / 2,101,070.30-3,151,605.45-2,085,323.90

Finding the Fourth Proportional to 2,101,070.30, 3,151,605.45 and 2,085,323.90

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Solution

The fourth proportional to 2,101,070.30, 3,151,605.45 and 2,085,323.90 is: 3,127,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,070.30 : 3,151,605.45 = 2,085,323.90 : x
  2. Step 2: Convert to fraction form
    2,101,070.30/3,151,605.45 = 2,085,323.90/x
  3. Step 3: Cross multiply
    2,101,070.30x = 3,151,605.45 × 2,085,323.90
  4. Step 4: Simplify right side
    2,101,070.30x = 6,572,118,168,255.26
  5. Step 5: Solve for x
    x = 6,572,118,168,255.26/2,101,070.30
  6. Step 6: Final answer
    x = 3,127,985.85

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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.