Home / 1,029,883.08-1,421,240.40-577,174.08

Finding the Fourth Proportional to 1,029,883.08, 1,421,240.40 and 577,174.08

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Solution

The fourth proportional to 1,029,883.08, 1,421,240.40 and 577,174.08 is: 796,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,883.08 : 1,421,240.40 = 577,174.08 : x
  2. Step 2: Convert to fraction form
    1,029,883.08/1,421,240.40 = 577,174.08/x
  3. Step 3: Cross multiply
    1,029,883.08x = 1,421,240.40 × 577,174.08
  4. Step 4: Simplify right side
    1,029,883.08x = 820,303,120,328.83
  5. Step 5: Solve for x
    x = 820,303,120,328.83/1,029,883.08
  6. Step 6: Final answer
    x = 796,501.21

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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.