Home / 1,166,889.72-1,610,607.42-760,005.48

Finding the Fourth Proportional to 1,166,889.72, 1,610,607.42 and 760,005.48

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Solution

The fourth proportional to 1,166,889.72, 1,610,607.42 and 760,005.48 is: 1,049,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,889.72 : 1,610,607.42 = 760,005.48 : x
  2. Step 2: Convert to fraction form
    1,166,889.72/1,610,607.42 = 760,005.48/x
  3. Step 3: Cross multiply
    1,166,889.72x = 1,610,607.42 × 760,005.48
  4. Step 4: Simplify right side
    1,166,889.72x = 1,224,070,465,328.66
  5. Step 5: Solve for x
    x = 1,224,070,465,328.66/1,166,889.72
  6. Step 6: Final answer
    x = 1,049,002.70

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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.