Home / 1,217,875.40-1,827,082.38-364,912.52

Finding the Fourth Proportional to 1,217,875.40, 1,827,082.38 and 364,912.52

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Solution

The fourth proportional to 1,217,875.40, 1,827,082.38 and 364,912.52 is: 547,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,875.40 : 1,827,082.38 = 364,912.52 : x
  2. Step 2: Convert to fraction form
    1,217,875.40/1,827,082.38 = 364,912.52/x
  3. Step 3: Cross multiply
    1,217,875.40x = 1,827,082.38 × 364,912.52
  4. Step 4: Simplify right side
    1,217,875.40x = 666,725,235,533.40
  5. Step 5: Solve for x
    x = 666,725,235,533.40/1,217,875.40
  6. Step 6: Final answer
    x = 547,449.46

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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.