Home / 2,916,602.20-4,374,903.30-786,901.60

Finding the Fourth Proportional to 2,916,602.20, 4,374,903.30 and 786,901.60

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Solution

The fourth proportional to 2,916,602.20, 4,374,903.30 and 786,901.60 is: 1,180,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,602.20 : 4,374,903.30 = 786,901.60 : x
  2. Step 2: Convert to fraction form
    2,916,602.20/4,374,903.30 = 786,901.60/x
  3. Step 3: Cross multiply
    2,916,602.20x = 4,374,903.30 × 786,901.60
  4. Step 4: Simplify right side
    2,916,602.20x = 3,442,618,406,615.28
  5. Step 5: Solve for x
    x = 3,442,618,406,615.28/2,916,602.20
  6. Step 6: Final answer
    x = 1,180,352.40

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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.