Home / 4,830,521.40-7,246,656.90-2,428,320.60

Finding the Fourth Proportional to 4,830,521.40, 7,246,656.90 and 2,428,320.60

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Solution

The fourth proportional to 4,830,521.40, 7,246,656.90 and 2,428,320.60 is: 3,642,920.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830,521.40 : 7,246,656.90 = 2,428,320.60 : x
  2. Step 2: Convert to fraction form
    4,830,521.40/7,246,656.90 = 2,428,320.60/x
  3. Step 3: Cross multiply
    4,830,521.40x = 7,246,656.90 × 2,428,320.60
  4. Step 4: Simplify right side
    4,830,521.40x = 17,597,206,231,402.14
  5. Step 5: Solve for x
    x = 17,597,206,231,402.14/4,830,521.40
  6. Step 6: Final answer
    x = 3,642,920.67

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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.