Home / 1,426,007.81-2,137,572.38-893,902.48

Finding the Fourth Proportional to 1,426,007.81, 2,137,572.38 and 893,902.48

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Solution

The fourth proportional to 1,426,007.81, 2,137,572.38 and 893,902.48 is: 1,339,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,007.81 : 2,137,572.38 = 893,902.48 : x
  2. Step 2: Convert to fraction form
    1,426,007.81/2,137,572.38 = 893,902.48/x
  3. Step 3: Cross multiply
    1,426,007.81x = 2,137,572.38 × 893,902.48
  4. Step 4: Simplify right side
    1,426,007.81x = 1,910,781,248,552.33
  5. Step 5: Solve for x
    x = 1,910,781,248,552.33/1,426,007.81
  6. Step 6: Final answer
    x = 1,339,951.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.