Home / 1,670,842.65-2,306,806.79-1,148,452.59

Finding the Fourth Proportional to 1,670,842.65, 2,306,806.79 and 1,148,452.59

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Solution

The fourth proportional to 1,670,842.65, 2,306,806.79 and 1,148,452.59 is: 1,585,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,842.65 : 2,306,806.79 = 1,148,452.59 : x
  2. Step 2: Convert to fraction form
    1,670,842.65/2,306,806.79 = 1,148,452.59/x
  3. Step 3: Cross multiply
    1,670,842.65x = 2,306,806.79 × 1,148,452.59
  4. Step 4: Simplify right side
    1,670,842.65x = 2,649,258,226,862.82
  5. Step 5: Solve for x
    x = 2,649,258,226,862.82/1,670,842.65
  6. Step 6: Final answer
    x = 1,585,582.12

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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.