Home / 2,865,646.52-4,298,314.26-870,947

Finding the Fourth Proportional to 2,865,646.52, 4,298,314.26 and 870,947

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Solution

The fourth proportional to 2,865,646.52, 4,298,314.26 and 870,947 is: 1,306,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,646.52 : 4,298,314.26 = 870,947 : x
  2. Step 2: Convert to fraction form
    2,865,646.52/4,298,314.26 = 870,947/x
  3. Step 3: Cross multiply
    2,865,646.52x = 4,298,314.26 × 870,947
  4. Step 4: Simplify right side
    2,865,646.52x = 3,743,603,909,804.22
  5. Step 5: Solve for x
    x = 3,743,603,909,804.22/2,865,646.52
  6. Step 6: Final answer
    x = 1,306,373.23

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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.