Home / 1,668,302.16-2,502,803.16-721,807.44

Finding the Fourth Proportional to 1,668,302.16, 2,502,803.16 and 721,807.44

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Solution

The fourth proportional to 1,668,302.16, 2,502,803.16 and 721,807.44 is: 1,082,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,302.16 : 2,502,803.16 = 721,807.44 : x
  2. Step 2: Convert to fraction form
    1,668,302.16/2,502,803.16 = 721,807.44/x
  3. Step 3: Cross multiply
    1,668,302.16x = 2,502,803.16 × 721,807.44
  4. Step 4: Simplify right side
    1,668,302.16x = 1,806,541,941,743.51
  5. Step 5: Solve for x
    x = 1,806,541,941,743.51/1,668,302.16
  6. Step 6: Final answer
    x = 1,082,862.56

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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.