Home / 1,041,692.64-1,562,616.72-442,586.40

Finding the Fourth Proportional to 1,041,692.64, 1,562,616.72 and 442,586.40

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Solution

The fourth proportional to 1,041,692.64, 1,562,616.72 and 442,586.40 is: 663,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,692.64 : 1,562,616.72 = 442,586.40 : x
  2. Step 2: Convert to fraction form
    1,041,692.64/1,562,616.72 = 442,586.40/x
  3. Step 3: Cross multiply
    1,041,692.64x = 1,562,616.72 × 442,586.40
  4. Step 4: Simplify right side
    1,041,692.64x = 691,592,908,684.61
  5. Step 5: Solve for x
    x = 691,592,908,684.61/1,041,692.64
  6. Step 6: Final answer
    x = 663,912.64

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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.