Home / 1,559,588.90-2,339,606.51-480,192.78

Finding the Fourth Proportional to 1,559,588.90, 2,339,606.51 and 480,192.78

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Solution

The fourth proportional to 1,559,588.90, 2,339,606.51 and 480,192.78 is: 720,357.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,588.90 : 2,339,606.51 = 480,192.78 : x
  2. Step 2: Convert to fraction form
    1,559,588.90/2,339,606.51 = 480,192.78/x
  3. Step 3: Cross multiply
    1,559,588.90x = 2,339,606.51 × 480,192.78
  4. Step 4: Simplify right side
    1,559,588.90x = 1,123,462,154,143.00
  5. Step 5: Solve for x
    x = 1,123,462,154,143.00/1,559,588.90
  6. Step 6: Final answer
    x = 720,357.88

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1.5x scale

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.