Home / 1,341,692.60-2,012,150.10-488,665.40

Finding the Fourth Proportional to 1,341,692.60, 2,012,150.10 and 488,665.40

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Solution

The fourth proportional to 1,341,692.60, 2,012,150.10 and 488,665.40 is: 732,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,692.60 : 2,012,150.10 = 488,665.40 : x
  2. Step 2: Convert to fraction form
    1,341,692.60/2,012,150.10 = 488,665.40/x
  3. Step 3: Cross multiply
    1,341,692.60x = 2,012,150.10 × 488,665.40
  4. Step 4: Simplify right side
    1,341,692.60x = 983,268,133,476.54
  5. Step 5: Solve for x
    x = 983,268,133,476.54/1,341,692.60
  6. Step 6: Final answer
    x = 732,856.49

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1.5x scale

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.