Home / 2,806,483.40-4,209,822.30-887,415.20

Finding the Fourth Proportional to 2,806,483.40, 4,209,822.30 and 887,415.20

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Solution

The fourth proportional to 2,806,483.40, 4,209,822.30 and 887,415.20 is: 1,331,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,483.40 : 4,209,822.30 = 887,415.20 : x
  2. Step 2: Convert to fraction form
    2,806,483.40/4,209,822.30 = 887,415.20/x
  3. Step 3: Cross multiply
    2,806,483.40x = 4,209,822.30 × 887,415.20
  4. Step 4: Simplify right side
    2,806,483.40x = 3,735,860,298,318.96
  5. Step 5: Solve for x
    x = 3,735,860,298,318.96/2,806,483.40
  6. Step 6: Final answer
    x = 1,331,153.53

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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.