Home / 1,658,787.78-2,488,576.50-536,856.78

Finding the Fourth Proportional to 1,658,787.78, 2,488,576.50 and 536,856.78

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Solution

The fourth proportional to 1,658,787.78, 2,488,576.50 and 536,856.78 is: 805,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,787.78 : 2,488,576.50 = 536,856.78 : x
  2. Step 2: Convert to fraction form
    1,658,787.78/2,488,576.50 = 536,856.78/x
  3. Step 3: Cross multiply
    1,658,787.78x = 2,488,576.50 × 536,856.78
  4. Step 4: Simplify right side
    1,658,787.78x = 1,336,009,166,573.67
  5. Step 5: Solve for x
    x = 1,336,009,166,573.67/1,658,787.78
  6. Step 6: Final answer
    x = 805,412.95

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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.