Home / 1,352,552.30-1,868,466.39-1,080,262.70

Finding the Fourth Proportional to 1,352,552.30, 1,868,466.39 and 1,080,262.70

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Solution

The fourth proportional to 1,352,552.30, 1,868,466.39 and 1,080,262.70 is: 1,492,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,552.30 : 1,868,466.39 = 1,080,262.70 : x
  2. Step 2: Convert to fraction form
    1,352,552.30/1,868,466.39 = 1,080,262.70/x
  3. Step 3: Cross multiply
    1,352,552.30x = 1,868,466.39 × 1,080,262.70
  4. Step 4: Simplify right side
    1,352,552.30x = 2,018,434,547,320.65
  5. Step 5: Solve for x
    x = 2,018,434,547,320.65/1,352,552.30
  6. Step 6: Final answer
    x = 1,492,315.34

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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.