Home / 2,528,208.68-3,488,073.38-1,439,708.40

Finding the Fourth Proportional to 2,528,208.68, 3,488,073.38 and 1,439,708.40

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Solution

The fourth proportional to 2,528,208.68, 3,488,073.38 and 1,439,708.40 is: 1,986,310.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,208.68 : 3,488,073.38 = 1,439,708.40 : x
  2. Step 2: Convert to fraction form
    2,528,208.68/3,488,073.38 = 1,439,708.40/x
  3. Step 3: Cross multiply
    2,528,208.68x = 3,488,073.38 × 1,439,708.40
  4. Step 4: Simplify right side
    2,528,208.68x = 5,021,808,537,803.85
  5. Step 5: Solve for x
    x = 5,021,808,537,803.85/2,528,208.68
  6. Step 6: Final answer
    x = 1,986,310.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.