Home / 1,037,840.21-1,432,187-608,406.35

Finding the Fourth Proportional to 1,037,840.21, 1,432,187 and 608,406.35

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Solution

The fourth proportional to 1,037,840.21, 1,432,187 and 608,406.35 is: 839,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,840.21 : 1,432,187 = 608,406.35 : x
  2. Step 2: Convert to fraction form
    1,037,840.21/1,432,187 = 608,406.35/x
  3. Step 3: Cross multiply
    1,037,840.21x = 1,432,187 × 608,406.35
  4. Step 4: Simplify right side
    1,037,840.21x = 871,351,665,187.45
  5. Step 5: Solve for x
    x = 871,351,665,187.45/1,037,840.21
  6. Step 6: Final answer
    x = 839,581.72

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Half scale
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Double scale
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1.5x scale

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.