Home / 2,931,418.20-4,397,127.30-2,427,533.40

Finding the Fourth Proportional to 2,931,418.20, 4,397,127.30 and 2,427,533.40

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Solution

The fourth proportional to 2,931,418.20, 4,397,127.30 and 2,427,533.40 is: 3,641,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,418.20 : 4,397,127.30 = 2,427,533.40 : x
  2. Step 2: Convert to fraction form
    2,931,418.20/4,397,127.30 = 2,427,533.40/x
  3. Step 3: Cross multiply
    2,931,418.20x = 4,397,127.30 × 2,427,533.40
  4. Step 4: Simplify right side
    2,931,418.20x = 10,674,173,384,801.82
  5. Step 5: Solve for x
    x = 10,674,173,384,801.82/2,931,418.20
  6. Step 6: Final answer
    x = 3,641,300.10

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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.