Home / 1,371,061.81-1,892,064.12-759,214.54

Finding the Fourth Proportional to 1,371,061.81, 1,892,064.12 and 759,214.54

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Solution

The fourth proportional to 1,371,061.81, 1,892,064.12 and 759,214.54 is: 1,047,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,061.81 : 1,892,064.12 = 759,214.54 : x
  2. Step 2: Convert to fraction form
    1,371,061.81/1,892,064.12 = 759,214.54/x
  3. Step 3: Cross multiply
    1,371,061.81x = 1,892,064.12 × 759,214.54
  4. Step 4: Simplify right side
    1,371,061.81x = 1,436,482,590,516.31
  5. Step 5: Solve for x
    x = 1,436,482,590,516.31/1,371,061.81
  6. Step 6: Final answer
    x = 1,047,715.41

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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.