Home / 1,301,108.80-1,956,328.80-1,095,822.40

Finding the Fourth Proportional to 1,301,108.80, 1,956,328.80 and 1,095,822.40

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Solution

The fourth proportional to 1,301,108.80, 1,956,328.80 and 1,095,822.40 is: 1,647,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,108.80 : 1,956,328.80 = 1,095,822.40 : x
  2. Step 2: Convert to fraction form
    1,301,108.80/1,956,328.80 = 1,095,822.40/x
  3. Step 3: Cross multiply
    1,301,108.80x = 1,956,328.80 × 1,095,822.40
  4. Step 4: Simplify right side
    1,301,108.80x = 2,143,788,920,805.12
  5. Step 5: Solve for x
    x = 2,143,788,920,805.12/1,301,108.80
  6. Step 6: Final answer
    x = 1,647,663.07

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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.