Home / 2,852,988.40-4,280,138.71-933,961.51

Finding the Fourth Proportional to 2,852,988.40, 4,280,138.71 and 933,961.51

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Solution

The fourth proportional to 2,852,988.40, 4,280,138.71 and 933,961.51 is: 1,401,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,988.40 : 4,280,138.71 = 933,961.51 : x
  2. Step 2: Convert to fraction form
    2,852,988.40/4,280,138.71 = 933,961.51/x
  3. Step 3: Cross multiply
    2,852,988.40x = 4,280,138.71 × 933,961.51
  4. Step 4: Simplify right side
    2,852,988.40x = 3,997,484,826,340.78
  5. Step 5: Solve for x
    x = 3,997,484,826,340.78/2,852,988.40
  6. Step 6: Final answer
    x = 1,401,157.05

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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.