Home / 3,426,425.03-5,139,649.08-867,638.75

Finding the Fourth Proportional to 3,426,425.03, 5,139,649.08 and 867,638.75

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Solution

The fourth proportional to 3,426,425.03, 5,139,649.08 and 867,638.75 is: 1,301,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,425.03 : 5,139,649.08 = 867,638.75 : x
  2. Step 2: Convert to fraction form
    3,426,425.03/5,139,649.08 = 867,638.75/x
  3. Step 3: Cross multiply
    3,426,425.03x = 5,139,649.08 × 867,638.75
  4. Step 4: Simplify right side
    3,426,425.03x = 4,459,358,677,511.60
  5. Step 5: Solve for x
    x = 4,459,358,677,511.60/3,426,425.03
  6. Step 6: Final answer
    x = 1,301,461.04

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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.