Home / 933,039.20-1,397,809.20-870,053.60

Finding the Fourth Proportional to 933,039.20, 1,397,809.20 and 870,053.60

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Solution

The fourth proportional to 933,039.20, 1,397,809.20 and 870,053.60 is: 1,303,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,039.20 : 1,397,809.20 = 870,053.60 : x
  2. Step 2: Convert to fraction form
    933,039.20/1,397,809.20 = 870,053.60/x
  3. Step 3: Cross multiply
    933,039.20x = 1,397,809.20 × 870,053.60
  4. Step 4: Simplify right side
    933,039.20x = 1,216,168,926,573.12
  5. Step 5: Solve for x
    x = 1,216,168,926,573.12/933,039.20
  6. Step 6: Final answer
    x = 1,303,448.91

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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.