Home / 2,445,406.40-3,668,271.60-648,264.80

Finding the Fourth Proportional to 2,445,406.40, 3,668,271.60 and 648,264.80

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Solution

The fourth proportional to 2,445,406.40, 3,668,271.60 and 648,264.80 is: 972,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,406.40 : 3,668,271.60 = 648,264.80 : x
  2. Step 2: Convert to fraction form
    2,445,406.40/3,668,271.60 = 648,264.80/x
  3. Step 3: Cross multiply
    2,445,406.40x = 3,668,271.60 × 648,264.80
  4. Step 4: Simplify right side
    2,445,406.40x = 2,378,011,355,119.68
  5. Step 5: Solve for x
    x = 2,378,011,355,119.68/2,445,406.40
  6. Step 6: Final answer
    x = 972,440.15

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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.