Home / 1,371,827.84-1,893,118.72-759,981.76

Finding the Fourth Proportional to 1,371,827.84, 1,893,118.72 and 759,981.76

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Solution

The fourth proportional to 1,371,827.84, 1,893,118.72 and 759,981.76 is: 1,048,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,827.84 : 1,893,118.72 = 759,981.76 : x
  2. Step 2: Convert to fraction form
    1,371,827.84/1,893,118.72 = 759,981.76/x
  3. Step 3: Cross multiply
    1,371,827.84x = 1,893,118.72 × 759,981.76
  4. Step 4: Simplify right side
    1,371,827.84x = 1,438,735,696,714.55
  5. Step 5: Solve for x
    x = 1,438,735,696,714.55/1,371,827.84
  6. Step 6: Final answer
    x = 1,048,772.78

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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.