Home / 1,345,659.06-1,857,009.51-742,047.06

Finding the Fourth Proportional to 1,345,659.06, 1,857,009.51 and 742,047.06

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Solution

The fourth proportional to 1,345,659.06, 1,857,009.51 and 742,047.06 is: 1,024,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,659.06 : 1,857,009.51 = 742,047.06 : x
  2. Step 2: Convert to fraction form
    1,345,659.06/1,857,009.51 = 742,047.06/x
  3. Step 3: Cross multiply
    1,345,659.06x = 1,857,009.51 × 742,047.06
  4. Step 4: Simplify right side
    1,345,659.06x = 1,377,988,447,287.54
  5. Step 5: Solve for x
    x = 1,377,988,447,287.54/1,345,659.06
  6. Step 6: Final answer
    x = 1,024,024.95

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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.