Home / 1,453,538.34-2,179,842.48-480,721.95

Finding the Fourth Proportional to 1,453,538.34, 2,179,842.48 and 480,721.95

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Solution

The fourth proportional to 1,453,538.34, 2,179,842.48 and 480,721.95 is: 720,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,538.34 : 2,179,842.48 = 480,721.95 : x
  2. Step 2: Convert to fraction form
    1,453,538.34/2,179,842.48 = 480,721.95/x
  3. Step 3: Cross multiply
    1,453,538.34x = 2,179,842.48 × 480,721.95
  4. Step 4: Simplify right side
    1,453,538.34x = 1,047,898,127,678.44
  5. Step 5: Solve for x
    x = 1,047,898,127,678.44/1,453,538.34
  6. Step 6: Final answer
    x = 720,929.13

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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.