Home / 1,347,436-1,859,461.68-743,828.32

Finding the Fourth Proportional to 1,347,436, 1,859,461.68 and 743,828.32

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Solution

The fourth proportional to 1,347,436, 1,859,461.68 and 743,828.32 is: 1,026,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,436 : 1,859,461.68 = 743,828.32 : x
  2. Step 2: Convert to fraction form
    1,347,436/1,859,461.68 = 743,828.32/x
  3. Step 3: Cross multiply
    1,347,436x = 1,859,461.68 × 743,828.32
  4. Step 4: Simplify right side
    1,347,436x = 1,383,120,257,538.78
  5. Step 5: Solve for x
    x = 1,383,120,257,538.78/1,347,436
  6. Step 6: Final answer
    x = 1,026,483.08

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1.5x scale

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.