Home / 2,475,692.10-3,713,139.53-678,155.49

Finding the Fourth Proportional to 2,475,692.10, 3,713,139.53 and 678,155.49

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Solution

The fourth proportional to 2,475,692.10, 3,713,139.53 and 678,155.49 is: 1,017,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,692.10 : 3,713,139.53 = 678,155.49 : x
  2. Step 2: Convert to fraction form
    2,475,692.10/3,713,139.53 = 678,155.49/x
  3. Step 3: Cross multiply
    2,475,692.10x = 3,713,139.53 × 678,155.49
  4. Step 4: Simplify right side
    2,475,692.10x = 2,518,085,956,557.83
  5. Step 5: Solve for x
    x = 2,518,085,956,557.83/2,475,692.10
  6. Step 6: Final answer
    x = 1,017,124.04

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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.