Home / 1,224,410.20-1,837,490.10-514,947.40

Finding the Fourth Proportional to 1,224,410.20, 1,837,490.10 and 514,947.40

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Solution

The fourth proportional to 1,224,410.20, 1,837,490.10 and 514,947.40 is: 772,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,410.20 : 1,837,490.10 = 514,947.40 : x
  2. Step 2: Convert to fraction form
    1,224,410.20/1,837,490.10 = 514,947.40/x
  3. Step 3: Cross multiply
    1,224,410.20x = 1,837,490.10 × 514,947.40
  4. Step 4: Simplify right side
    1,224,410.20x = 946,210,749,520.74
  5. Step 5: Solve for x
    x = 946,210,749,520.74/1,224,410.20
  6. Step 6: Final answer
    x = 772,789.01

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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.