Home / 1,782,572.52-2,673,312.30-645,198.60

Finding the Fourth Proportional to 1,782,572.52, 2,673,312.30 and 645,198.60

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Solution

The fourth proportional to 1,782,572.52, 2,673,312.30 and 645,198.60 is: 967,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,572.52 : 2,673,312.30 = 645,198.60 : x
  2. Step 2: Convert to fraction form
    1,782,572.52/2,673,312.30 = 645,198.60/x
  3. Step 3: Cross multiply
    1,782,572.52x = 2,673,312.30 × 645,198.60
  4. Step 4: Simplify right side
    1,782,572.52x = 1,724,817,353,322.78
  5. Step 5: Solve for x
    x = 1,724,817,353,322.78/1,782,572.52
  6. Step 6: Final answer
    x = 967,600.10

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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.