Home / 1,427,217.60-2,141,114.40-416,337.60

Finding the Fourth Proportional to 1,427,217.60, 2,141,114.40 and 416,337.60

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Solution

The fourth proportional to 1,427,217.60, 2,141,114.40 and 416,337.60 is: 624,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,217.60 : 2,141,114.40 = 416,337.60 : x
  2. Step 2: Convert to fraction form
    1,427,217.60/2,141,114.40 = 416,337.60/x
  3. Step 3: Cross multiply
    1,427,217.60x = 2,141,114.40 × 416,337.60
  4. Step 4: Simplify right side
    1,427,217.60x = 891,426,430,621.44
  5. Step 5: Solve for x
    x = 891,426,430,621.44/1,427,217.60
  6. Step 6: Final answer
    x = 624,590.41

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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.