Home / 1,771,031.20-2,657,324.40-823,914.40

Finding the Fourth Proportional to 1,771,031.20, 2,657,324.40 and 823,914.40

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Solution

The fourth proportional to 1,771,031.20, 2,657,324.40 and 823,914.40 is: 1,236,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,031.20 : 2,657,324.40 = 823,914.40 : x
  2. Step 2: Convert to fraction form
    1,771,031.20/2,657,324.40 = 823,914.40/x
  3. Step 3: Cross multiply
    1,771,031.20x = 2,657,324.40 × 823,914.40
  4. Step 4: Simplify right side
    1,771,031.20x = 2,189,407,838,631.36
  5. Step 5: Solve for x
    x = 2,189,407,838,631.36/1,771,031.20
  6. Step 6: Final answer
    x = 1,236,233.35

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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.