Home / 1,564,456.34-2,158,771.30-876,032.48

Finding the Fourth Proportional to 1,564,456.34, 2,158,771.30 and 876,032.48

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Solution

The fourth proportional to 1,564,456.34, 2,158,771.30 and 876,032.48 is: 1,208,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,456.34 : 2,158,771.30 = 876,032.48 : x
  2. Step 2: Convert to fraction form
    1,564,456.34/2,158,771.30 = 876,032.48/x
  3. Step 3: Cross multiply
    1,564,456.34x = 2,158,771.30 × 876,032.48
  4. Step 4: Simplify right side
    1,564,456.34x = 1,891,153,778,898.67
  5. Step 5: Solve for x
    x = 1,891,153,778,898.67/1,564,456.34
  6. Step 6: Final answer
    x = 1,208,824.90

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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.