Home / 1,408,596.83-2,112,931.65-383,935.54

Finding the Fourth Proportional to 1,408,596.83, 2,112,931.65 and 383,935.54

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Solution

The fourth proportional to 1,408,596.83, 2,112,931.65 and 383,935.54 is: 575,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,596.83 : 2,112,931.65 = 383,935.54 : x
  2. Step 2: Convert to fraction form
    1,408,596.83/2,112,931.65 = 383,935.54/x
  3. Step 3: Cross multiply
    1,408,596.83x = 2,112,931.65 × 383,935.54
  4. Step 4: Simplify right side
    1,408,596.83x = 811,229,554,025.84
  5. Step 5: Solve for x
    x = 811,229,554,025.84/1,408,596.83
  6. Step 6: Final answer
    x = 575,913.23

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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.