Home / 1,005,611.74-1,387,749.62-592,166.45

Finding the Fourth Proportional to 1,005,611.74, 1,387,749.62 and 592,166.45

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Solution

The fourth proportional to 1,005,611.74, 1,387,749.62 and 592,166.45 is: 817,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,611.74 : 1,387,749.62 = 592,166.45 : x
  2. Step 2: Convert to fraction form
    1,005,611.74/1,387,749.62 = 592,166.45/x
  3. Step 3: Cross multiply
    1,005,611.74x = 1,387,749.62 × 592,166.45
  4. Step 4: Simplify right side
    1,005,611.74x = 821,778,763,003.42
  5. Step 5: Solve for x
    x = 821,778,763,003.42/1,005,611.74
  6. Step 6: Final answer
    x = 817,192.89

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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.