Home / 1,646,094.22-2,272,386.69-1,238,351.69

Finding the Fourth Proportional to 1,646,094.22, 2,272,386.69 and 1,238,351.69

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Solution

The fourth proportional to 1,646,094.22, 2,272,386.69 and 1,238,351.69 is: 1,709,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,094.22 : 2,272,386.69 = 1,238,351.69 : x
  2. Step 2: Convert to fraction form
    1,646,094.22/2,272,386.69 = 1,238,351.69/x
  3. Step 3: Cross multiply
    1,646,094.22x = 2,272,386.69 × 1,238,351.69
  4. Step 4: Simplify right side
    1,646,094.22x = 2,814,013,903,575.97
  5. Step 5: Solve for x
    x = 2,814,013,903,575.97/1,646,094.22
  6. Step 6: Final answer
    x = 1,709,509.62

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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.