Home / 4,931,859-7,397,788.50-1,386,003

Finding the Fourth Proportional to 4,931,859, 7,397,788.50 and 1,386,003

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Solution

The fourth proportional to 4,931,859, 7,397,788.50 and 1,386,003 is: 2,079,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931,859 : 7,397,788.50 = 1,386,003 : x
  2. Step 2: Convert to fraction form
    4,931,859/7,397,788.50 = 1,386,003/x
  3. Step 3: Cross multiply
    4,931,859x = 7,397,788.50 × 1,386,003
  4. Step 4: Simplify right side
    4,931,859x = 10,253,357,054,365.50
  5. Step 5: Solve for x
    x = 10,253,357,054,365.50/4,931,859
  6. Step 6: Final answer
    x = 2,079,004.50

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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.