Home / 1,577,703.80-2,177,234.16-898,640.30

Finding the Fourth Proportional to 1,577,703.80, 2,177,234.16 and 898,640.30

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Solution

The fourth proportional to 1,577,703.80, 2,177,234.16 and 898,640.30 is: 1,240,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,703.80 : 2,177,234.16 = 898,640.30 : x
  2. Step 2: Convert to fraction form
    1,577,703.80/2,177,234.16 = 898,640.30/x
  3. Step 3: Cross multiply
    1,577,703.80x = 2,177,234.16 × 898,640.30
  4. Step 4: Simplify right side
    1,577,703.80x = 1,956,550,358,712.65
  5. Step 5: Solve for x
    x = 1,956,550,358,712.65/1,577,703.80
  6. Step 6: Final answer
    x = 1,240,125.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.