Home / 1,570,245.40-2,355,368.10-448,168.60

Finding the Fourth Proportional to 1,570,245.40, 2,355,368.10 and 448,168.60

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Solution

The fourth proportional to 1,570,245.40, 2,355,368.10 and 448,168.60 is: 672,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,245.40 : 2,355,368.10 = 448,168.60 : x
  2. Step 2: Convert to fraction form
    1,570,245.40/2,355,368.10 = 448,168.60/x
  3. Step 3: Cross multiply
    1,570,245.40x = 2,355,368.10 × 448,168.60
  4. Step 4: Simplify right side
    1,570,245.40x = 1,055,602,023,861.66
  5. Step 5: Solve for x
    x = 1,055,602,023,861.66/1,570,245.40
  6. Step 6: Final answer
    x = 672,252.90

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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.