Home / 1,071,588.83-1,478,790.62-612,712.02

Finding the Fourth Proportional to 1,071,588.83, 1,478,790.62 and 612,712.02

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Solution

The fourth proportional to 1,071,588.83, 1,478,790.62 and 612,712.02 is: 845,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,588.83 : 1,478,790.62 = 612,712.02 : x
  2. Step 2: Convert to fraction form
    1,071,588.83/1,478,790.62 = 612,712.02/x
  3. Step 3: Cross multiply
    1,071,588.83x = 1,478,790.62 × 612,712.02
  4. Step 4: Simplify right side
    1,071,588.83x = 906,072,787,937.25
  5. Step 5: Solve for x
    x = 906,072,787,937.25/1,071,588.83
  6. Step 6: Final answer
    x = 845,541.46

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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.