Home / 2,333,406.40-3,493,111.20-1,386,289.60

Finding the Fourth Proportional to 2,333,406.40, 3,493,111.20 and 1,386,289.60

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Solution

The fourth proportional to 2,333,406.40, 3,493,111.20 and 1,386,289.60 is: 2,075,276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333,406.40 : 3,493,111.20 = 1,386,289.60 : x
  2. Step 2: Convert to fraction form
    2,333,406.40/3,493,111.20 = 1,386,289.60/x
  3. Step 3: Cross multiply
    2,333,406.40x = 3,493,111.20 × 1,386,289.60
  4. Step 4: Simplify right side
    2,333,406.40x = 4,842,463,728,203.52
  5. Step 5: Solve for x
    x = 4,842,463,728,203.52/2,333,406.40
  6. Step 6: Final answer
    x = 2,075,276.61

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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.