Home / 1,351,748.48-1,865,460.34-739,901.74

Finding the Fourth Proportional to 1,351,748.48, 1,865,460.34 and 739,901.74

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Solution

The fourth proportional to 1,351,748.48, 1,865,460.34 and 739,901.74 is: 1,021,090.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,748.48 : 1,865,460.34 = 739,901.74 : x
  2. Step 2: Convert to fraction form
    1,351,748.48/1,865,460.34 = 739,901.74/x
  3. Step 3: Cross multiply
    1,351,748.48x = 1,865,460.34 × 739,901.74
  4. Step 4: Simplify right side
    1,351,748.48x = 1,380,257,342,139.69
  5. Step 5: Solve for x
    x = 1,380,257,342,139.69/1,351,748.48
  6. Step 6: Final answer
    x = 1,021,090.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.