Home / 1,204,557.62-1,803,679.95-847,639.22

Finding the Fourth Proportional to 1,204,557.62, 1,803,679.95 and 847,639.22

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Solution

The fourth proportional to 1,204,557.62, 1,803,679.95 and 847,639.22 is: 1,269,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,557.62 : 1,803,679.95 = 847,639.22 : x
  2. Step 2: Convert to fraction form
    1,204,557.62/1,803,679.95 = 847,639.22/x
  3. Step 3: Cross multiply
    1,204,557.62x = 1,803,679.95 × 847,639.22
  4. Step 4: Simplify right side
    1,204,557.62x = 1,528,869,865,947.64
  5. Step 5: Solve for x
    x = 1,528,869,865,947.64/1,204,557.62
  6. Step 6: Final answer
    x = 1,269,237.64

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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.