Home / 2,390,364.08-3,586,247.01-771,100.47

Finding the Fourth Proportional to 2,390,364.08, 3,586,247.01 and 771,100.47

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Solution

The fourth proportional to 2,390,364.08, 3,586,247.01 and 771,100.47 is: 1,156,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,364.08 : 3,586,247.01 = 771,100.47 : x
  2. Step 2: Convert to fraction form
    2,390,364.08/3,586,247.01 = 771,100.47/x
  3. Step 3: Cross multiply
    2,390,364.08x = 3,586,247.01 × 771,100.47
  4. Step 4: Simplify right side
    2,390,364.08x = 2,765,356,754,947.09
  5. Step 5: Solve for x
    x = 2,765,356,754,947.09/2,390,364.08
  6. Step 6: Final answer
    x = 1,156,876.81

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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.