Home / 3,113,106.60-4,668,104.70-1,428,306.60

Finding the Fourth Proportional to 3,113,106.60, 4,668,104.70 and 1,428,306.60

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Solution

The fourth proportional to 3,113,106.60, 4,668,104.70 and 1,428,306.60 is: 2,141,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,106.60 : 4,668,104.70 = 1,428,306.60 : x
  2. Step 2: Convert to fraction form
    3,113,106.60/4,668,104.70 = 1,428,306.60/x
  3. Step 3: Cross multiply
    3,113,106.60x = 4,668,104.70 × 1,428,306.60
  4. Step 4: Simplify right side
    3,113,106.60x = 6,667,484,752,501.02
  5. Step 5: Solve for x
    x = 6,667,484,752,501.02/3,113,106.60
  6. Step 6: Final answer
    x = 2,141,746.37

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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.