Home / 2,688,537.58-4,032,802.68-1,248,433.50

Finding the Fourth Proportional to 2,688,537.58, 4,032,802.68 and 1,248,433.50

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Solution

The fourth proportional to 2,688,537.58, 4,032,802.68 and 1,248,433.50 is: 1,872,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,537.58 : 4,032,802.68 = 1,248,433.50 : x
  2. Step 2: Convert to fraction form
    2,688,537.58/4,032,802.68 = 1,248,433.50/x
  3. Step 3: Cross multiply
    2,688,537.58x = 4,032,802.68 × 1,248,433.50
  4. Step 4: Simplify right side
    2,688,537.58x = 5,034,685,964,601.78
  5. Step 5: Solve for x
    x = 5,034,685,964,601.78/2,688,537.58
  6. Step 6: Final answer
    x = 1,872,648.54

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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.