Home / 1,377,456.60-1,900,234.14-918,783

Finding the Fourth Proportional to 1,377,456.60, 1,900,234.14 and 918,783

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Solution

The fourth proportional to 1,377,456.60, 1,900,234.14 and 918,783 is: 1,267,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,456.60 : 1,900,234.14 = 918,783 : x
  2. Step 2: Convert to fraction form
    1,377,456.60/1,900,234.14 = 918,783/x
  3. Step 3: Cross multiply
    1,377,456.60x = 1,900,234.14 × 918,783
  4. Step 4: Simplify right side
    1,377,456.60x = 1,745,902,823,851.62
  5. Step 5: Solve for x
    x = 1,745,902,823,851.62/1,377,456.60
  6. Step 6: Final answer
    x = 1,267,483.00

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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.