Home / 3,190,402.02-4,402,647.34-1,900,574.34

Finding the Fourth Proportional to 3,190,402.02, 4,402,647.34 and 1,900,574.34

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Solution

The fourth proportional to 3,190,402.02, 4,402,647.34 and 1,900,574.34 is: 2,622,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,402.02 : 4,402,647.34 = 1,900,574.34 : x
  2. Step 2: Convert to fraction form
    3,190,402.02/4,402,647.34 = 1,900,574.34/x
  3. Step 3: Cross multiply
    3,190,402.02x = 4,402,647.34 × 1,900,574.34
  4. Step 4: Simplify right side
    3,190,402.02x = 8,367,558,562,473.26
  5. Step 5: Solve for x
    x = 8,367,558,562,473.26/3,190,402.02
  6. Step 6: Final answer
    x = 2,622,728.58

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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.