Home / 1,235,037.60-1,852,095.60-486,928.80

Finding the Fourth Proportional to 1,235,037.60, 1,852,095.60 and 486,928.80

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Solution

The fourth proportional to 1,235,037.60, 1,852,095.60 and 486,928.80 is: 730,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,037.60 : 1,852,095.60 = 486,928.80 : x
  2. Step 2: Convert to fraction form
    1,235,037.60/1,852,095.60 = 486,928.80/x
  3. Step 3: Cross multiply
    1,235,037.60x = 1,852,095.60 × 486,928.80
  4. Step 4: Simplify right side
    1,235,037.60x = 901,838,687,993.28
  5. Step 5: Solve for x
    x = 901,838,687,993.28/1,235,037.60
  6. Step 6: Final answer
    x = 730,211.52

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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.