Home / 3,854,985.50-5,319,587.36-2,136,069.11

Finding the Fourth Proportional to 3,854,985.50, 5,319,587.36 and 2,136,069.11

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Solution

The fourth proportional to 3,854,985.50, 5,319,587.36 and 2,136,069.11 is: 2,947,613.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,985.50 : 5,319,587.36 = 2,136,069.11 : x
  2. Step 2: Convert to fraction form
    3,854,985.50/5,319,587.36 = 2,136,069.11/x
  3. Step 3: Cross multiply
    3,854,985.50x = 5,319,587.36 × 2,136,069.11
  4. Step 4: Simplify right side
    3,854,985.50x = 11,363,006,200,364.17
  5. Step 5: Solve for x
    x = 11,363,006,200,364.17/3,854,985.50
  6. Step 6: Final answer
    x = 2,947,613.22

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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.