Home / 1,521,124.45-2,099,176.50-832,784.70

Finding the Fourth Proportional to 1,521,124.45, 2,099,176.50 and 832,784.70

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Solution

The fourth proportional to 1,521,124.45, 2,099,176.50 and 832,784.70 is: 1,149,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,124.45 : 2,099,176.50 = 832,784.70 : x
  2. Step 2: Convert to fraction form
    1,521,124.45/2,099,176.50 = 832,784.70/x
  3. Step 3: Cross multiply
    1,521,124.45x = 2,099,176.50 × 832,784.70
  4. Step 4: Simplify right side
    1,521,124.45x = 1,748,162,071,799.55
  5. Step 5: Solve for x
    x = 1,748,162,071,799.55/1,521,124.45
  6. Step 6: Final answer
    x = 1,149,256.44

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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.