Home / 1,973,120.40-2,959,762.91-625,253.16

Finding the Fourth Proportional to 1,973,120.40, 2,959,762.91 and 625,253.16

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Solution

The fourth proportional to 1,973,120.40, 2,959,762.91 and 625,253.16 is: 937,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,120.40 : 2,959,762.91 = 625,253.16 : x
  2. Step 2: Convert to fraction form
    1,973,120.40/2,959,762.91 = 625,253.16/x
  3. Step 3: Cross multiply
    1,973,120.40x = 2,959,762.91 × 625,253.16
  4. Step 4: Simplify right side
    1,973,120.40x = 1,850,601,109,202.03
  5. Step 5: Solve for x
    x = 1,850,601,109,202.03/1,973,120.40
  6. Step 6: Final answer
    x = 937,905.82

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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.