Home / 1,544,990.60-2,317,485.90-423,057.80

Finding the Fourth Proportional to 1,544,990.60, 2,317,485.90 and 423,057.80

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Solution

The fourth proportional to 1,544,990.60, 2,317,485.90 and 423,057.80 is: 634,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,990.60 : 2,317,485.90 = 423,057.80 : x
  2. Step 2: Convert to fraction form
    1,544,990.60/2,317,485.90 = 423,057.80/x
  3. Step 3: Cross multiply
    1,544,990.60x = 2,317,485.90 × 423,057.80
  4. Step 4: Simplify right side
    1,544,990.60x = 980,430,486,385.02
  5. Step 5: Solve for x
    x = 980,430,486,385.02/1,544,990.60
  6. Step 6: Final answer
    x = 634,586.70

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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.