Home / 2,688,536.33-4,032,800.81-1,248,432.24

Finding the Fourth Proportional to 2,688,536.33, 4,032,800.81 and 1,248,432.24

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Solution

The fourth proportional to 2,688,536.33, 4,032,800.81 and 1,248,432.24 is: 1,872,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,536.33 : 4,032,800.81 = 1,248,432.24 : x
  2. Step 2: Convert to fraction form
    2,688,536.33/4,032,800.81 = 1,248,432.24/x
  3. Step 3: Cross multiply
    2,688,536.33x = 4,032,800.81 × 1,248,432.24
  4. Step 4: Simplify right side
    2,688,536.33x = 5,034,678,561,905.20
  5. Step 5: Solve for x
    x = 5,034,678,561,905.20/2,688,536.33
  6. Step 6: Final answer
    x = 1,872,646.66

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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.