Home / 1,436,358.33-2,153,875.10-425,118.69

Finding the Fourth Proportional to 1,436,358.33, 2,153,875.10 and 425,118.69

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Solution

The fourth proportional to 1,436,358.33, 2,153,875.10 and 425,118.69 is: 637,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,358.33 : 2,153,875.10 = 425,118.69 : x
  2. Step 2: Convert to fraction form
    1,436,358.33/2,153,875.10 = 425,118.69/x
  3. Step 3: Cross multiply
    1,436,358.33x = 2,153,875.10 × 425,118.69
  4. Step 4: Simplify right side
    1,436,358.33x = 915,652,558,810.03
  5. Step 5: Solve for x
    x = 915,652,558,810.03/1,436,358.33
  6. Step 6: Final answer
    x = 637,481.98

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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.