Home / 2,938,206.80-4,402,061.40-2,402,829.20

Finding the Fourth Proportional to 2,938,206.80, 4,402,061.40 and 2,402,829.20

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Solution

The fourth proportional to 2,938,206.80, 4,402,061.40 and 2,402,829.20 is: 3,599,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,206.80 : 4,402,061.40 = 2,402,829.20 : x
  2. Step 2: Convert to fraction form
    2,938,206.80/4,402,061.40 = 2,402,829.20/x
  3. Step 3: Cross multiply
    2,938,206.80x = 4,402,061.40 × 2,402,829.20
  4. Step 4: Simplify right side
    2,938,206.80x = 10,577,401,672,112.88
  5. Step 5: Solve for x
    x = 10,577,401,672,112.88/2,938,206.80
  6. Step 6: Final answer
    x = 3,599,951.40

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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.