Home / 1,354,349.34-2,031,606.75-455,715.63

Finding the Fourth Proportional to 1,354,349.34, 2,031,606.75 and 455,715.63

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Solution

The fourth proportional to 1,354,349.34, 2,031,606.75 and 455,715.63 is: 683,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,349.34 : 2,031,606.75 = 455,715.63 : x
  2. Step 2: Convert to fraction form
    1,354,349.34/2,031,606.75 = 455,715.63/x
  3. Step 3: Cross multiply
    1,354,349.34x = 2,031,606.75 × 455,715.63
  4. Step 4: Simplify right side
    1,354,349.34x = 925,834,949,988.50
  5. Step 5: Solve for x
    x = 925,834,949,988.50/1,354,349.34
  6. Step 6: Final answer
    x = 683,601.29

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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.