Home / 2,447,030.50-3,378,129.06-1,529,769.40

Finding the Fourth Proportional to 2,447,030.50, 3,378,129.06 and 1,529,769.40

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Solution

The fourth proportional to 2,447,030.50, 3,378,129.06 and 1,529,769.40 is: 2,111,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447,030.50 : 3,378,129.06 = 1,529,769.40 : x
  2. Step 2: Convert to fraction form
    2,447,030.50/3,378,129.06 = 1,529,769.40/x
  3. Step 3: Cross multiply
    2,447,030.50x = 3,378,129.06 × 1,529,769.40
  4. Step 4: Simplify right side
    2,447,030.50x = 5,167,758,465,238.76
  5. Step 5: Solve for x
    x = 5,167,758,465,238.76/2,447,030.50
  6. Step 6: Final answer
    x = 2,111,848.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.