Home / 1,770,283.74-2,645,347.86-1,329,228.16

Finding the Fourth Proportional to 1,770,283.74, 2,645,347.86 and 1,329,228.16

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Solution

The fourth proportional to 1,770,283.74, 2,645,347.86 and 1,329,228.16 is: 1,986,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,283.74 : 2,645,347.86 = 1,329,228.16 : x
  2. Step 2: Convert to fraction form
    1,770,283.74/2,645,347.86 = 1,329,228.16/x
  3. Step 3: Cross multiply
    1,770,283.74x = 2,645,347.86 × 1,329,228.16
  4. Step 4: Simplify right side
    1,770,283.74x = 3,516,270,861,861.60
  5. Step 5: Solve for x
    x = 3,516,270,861,861.60/1,770,283.74
  6. Step 6: Final answer
    x = 1,986,275.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.