Home / 1,872,487.80-2,584,032.84-1,013,048.64

Finding the Fourth Proportional to 1,872,487.80, 2,584,032.84 and 1,013,048.64

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Solution

The fourth proportional to 1,872,487.80, 2,584,032.84 and 1,013,048.64 is: 1,398,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,487.80 : 2,584,032.84 = 1,013,048.64 : x
  2. Step 2: Convert to fraction form
    1,872,487.80/2,584,032.84 = 1,013,048.64/x
  3. Step 3: Cross multiply
    1,872,487.80x = 2,584,032.84 × 1,013,048.64
  4. Step 4: Simplify right side
    1,872,487.80x = 2,617,750,954,277.34
  5. Step 5: Solve for x
    x = 2,617,750,954,277.34/1,872,487.80
  6. Step 6: Final answer
    x = 1,398,006.95

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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.