Home / 1,157,095.23-1,728,606.37-748,962.76

Finding the Fourth Proportional to 1,157,095.23, 1,728,606.37 and 748,962.76

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Solution

The fourth proportional to 1,157,095.23, 1,728,606.37 and 748,962.76 is: 1,118,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,095.23 : 1,728,606.37 = 748,962.76 : x
  2. Step 2: Convert to fraction form
    1,157,095.23/1,728,606.37 = 748,962.76/x
  3. Step 3: Cross multiply
    1,157,095.23x = 1,728,606.37 × 748,962.76
  4. Step 4: Simplify right side
    1,157,095.23x = 1,294,661,790,410.30
  5. Step 5: Solve for x
    x = 1,294,661,790,410.30/1,157,095.23
  6. Step 6: Final answer
    x = 1,118,889.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.