Home / 1,471,409.40-2,207,114.10-630,046.20

Finding the Fourth Proportional to 1,471,409.40, 2,207,114.10 and 630,046.20

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Solution

The fourth proportional to 1,471,409.40, 2,207,114.10 and 630,046.20 is: 945,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,409.40 : 2,207,114.10 = 630,046.20 : x
  2. Step 2: Convert to fraction form
    1,471,409.40/2,207,114.10 = 630,046.20/x
  3. Step 3: Cross multiply
    1,471,409.40x = 2,207,114.10 × 630,046.20
  4. Step 4: Simplify right side
    1,471,409.40x = 1,390,583,851,671.42
  5. Step 5: Solve for x
    x = 1,390,583,851,671.42/1,471,409.40
  6. Step 6: Final answer
    x = 945,069.30

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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.