Home / 1,224,387.20-1,837,455.60-514,924.40

Finding the Fourth Proportional to 1,224,387.20, 1,837,455.60 and 514,924.40

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Solution

The fourth proportional to 1,224,387.20, 1,837,455.60 and 514,924.40 is: 772,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,387.20 : 1,837,455.60 = 514,924.40 : x
  2. Step 2: Convert to fraction form
    1,224,387.20/1,837,455.60 = 514,924.40/x
  3. Step 3: Cross multiply
    1,224,387.20x = 1,837,455.60 × 514,924.40
  4. Step 4: Simplify right side
    1,224,387.20x = 946,150,722,356.64
  5. Step 5: Solve for x
    x = 946,150,722,356.64/1,224,387.20
  6. Step 6: Final answer
    x = 772,754.50

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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.