Home / 1,091,393.12-1,505,922.64-607,946.24

Finding the Fourth Proportional to 1,091,393.12, 1,505,922.64 and 607,946.24

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Solution

The fourth proportional to 1,091,393.12, 1,505,922.64 and 607,946.24 is: 838,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,393.12 : 1,505,922.64 = 607,946.24 : x
  2. Step 2: Convert to fraction form
    1,091,393.12/1,505,922.64 = 607,946.24/x
  3. Step 3: Cross multiply
    1,091,393.12x = 1,505,922.64 × 607,946.24
  4. Step 4: Simplify right side
    1,091,393.12x = 915,520,006,718.87
  5. Step 5: Solve for x
    x = 915,520,006,718.87/1,091,393.12
  6. Step 6: Final answer
    x = 838,854.48

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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.