Home / 1,425,491.39-2,137,597.75-849,386.15

Finding the Fourth Proportional to 1,425,491.39, 2,137,597.75 and 849,386.15

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Solution

The fourth proportional to 1,425,491.39, 2,137,597.75 and 849,386.15 is: 1,273,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,491.39 : 2,137,597.75 = 849,386.15 : x
  2. Step 2: Convert to fraction form
    1,425,491.39/2,137,597.75 = 849,386.15/x
  3. Step 3: Cross multiply
    1,425,491.39x = 2,137,597.75 × 849,386.15
  4. Step 4: Simplify right side
    1,425,491.39x = 1,815,645,920,316.49
  5. Step 5: Solve for x
    x = 1,815,645,920,316.49/1,425,491.39
  6. Step 6: Final answer
    x = 1,273,698.27

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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.