Home / 1,521,091.24-2,099,106.52-832,807.70

Finding the Fourth Proportional to 1,521,091.24, 2,099,106.52 and 832,807.70

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Solution

The fourth proportional to 1,521,091.24, 2,099,106.52 and 832,807.70 is: 1,149,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,091.24 : 2,099,106.52 = 832,807.70 : x
  2. Step 2: Convert to fraction form
    1,521,091.24/2,099,106.52 = 832,807.70/x
  3. Step 3: Cross multiply
    1,521,091.24x = 2,099,106.52 × 832,807.70
  4. Step 4: Simplify right side
    1,521,091.24x = 1,748,152,072,976.20
  5. Step 5: Solve for x
    x = 1,748,152,072,976.20/1,521,091.24
  6. Step 6: Final answer
    x = 1,149,274.96

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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.