Home / 1,271,866.25-1,907,627.15-373,140.47

Finding the Fourth Proportional to 1,271,866.25, 1,907,627.15 and 373,140.47

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Solution

The fourth proportional to 1,271,866.25, 1,907,627.15 and 373,140.47 is: 559,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,866.25 : 1,907,627.15 = 373,140.47 : x
  2. Step 2: Convert to fraction form
    1,271,866.25/1,907,627.15 = 373,140.47/x
  3. Step 3: Cross multiply
    1,271,866.25x = 1,907,627.15 × 373,140.47
  4. Step 4: Simplify right side
    1,271,866.25x = 711,812,897,037.68
  5. Step 5: Solve for x
    x = 711,812,897,037.68/1,271,866.25
  6. Step 6: Final answer
    x = 559,660.18

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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.