Home / 2,636,543.90-3,638,459.24-1,548,861.32

Finding the Fourth Proportional to 2,636,543.90, 3,638,459.24 and 1,548,861.32

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Solution

The fourth proportional to 2,636,543.90, 3,638,459.24 and 1,548,861.32 is: 2,137,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,543.90 : 3,638,459.24 = 1,548,861.32 : x
  2. Step 2: Convert to fraction form
    2,636,543.90/3,638,459.24 = 1,548,861.32/x
  3. Step 3: Cross multiply
    2,636,543.90x = 3,638,459.24 × 1,548,861.32
  4. Step 4: Simplify right side
    2,636,543.90x = 5,635,468,781,232.60
  5. Step 5: Solve for x
    x = 5,635,468,781,232.60/2,636,543.90
  6. Step 6: Final answer
    x = 2,137,445.46

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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.