Home / 1,448,432.40-2,172,907.80-607,069.20

Finding the Fourth Proportional to 1,448,432.40, 2,172,907.80 and 607,069.20

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Solution

The fourth proportional to 1,448,432.40, 2,172,907.80 and 607,069.20 is: 910,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,432.40 : 2,172,907.80 = 607,069.20 : x
  2. Step 2: Convert to fraction form
    1,448,432.40/2,172,907.80 = 607,069.20/x
  3. Step 3: Cross multiply
    1,448,432.40x = 2,172,907.80 × 607,069.20
  4. Step 4: Simplify right side
    1,448,432.40x = 1,319,105,399,819.76
  5. Step 5: Solve for x
    x = 1,319,105,399,819.76/1,448,432.40
  6. Step 6: Final answer
    x = 910,712.44

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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.