Home / 1,617,047.20-2,425,570.80-495,114.40

Finding the Fourth Proportional to 1,617,047.20, 2,425,570.80 and 495,114.40

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Solution

The fourth proportional to 1,617,047.20, 2,425,570.80 and 495,114.40 is: 742,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,047.20 : 2,425,570.80 = 495,114.40 : x
  2. Step 2: Convert to fraction form
    1,617,047.20/2,425,570.80 = 495,114.40/x
  3. Step 3: Cross multiply
    1,617,047.20x = 2,425,570.80 × 495,114.40
  4. Step 4: Simplify right side
    1,617,047.20x = 1,200,935,031,299.52
  5. Step 5: Solve for x
    x = 1,200,935,031,299.52/1,617,047.20
  6. Step 6: Final answer
    x = 742,671.60

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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.