Home / 1,055,146.93-1,455,911.04-590,009.20

Finding the Fourth Proportional to 1,055,146.93, 1,455,911.04 and 590,009.20

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Solution

The fourth proportional to 1,055,146.93, 1,455,911.04 and 590,009.20 is: 814,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,146.93 : 1,455,911.04 = 590,009.20 : x
  2. Step 2: Convert to fraction form
    1,055,146.93/1,455,911.04 = 590,009.20/x
  3. Step 3: Cross multiply
    1,055,146.93x = 1,455,911.04 × 590,009.20
  4. Step 4: Simplify right side
    1,055,146.93x = 859,000,907,981.57
  5. Step 5: Solve for x
    x = 859,000,907,981.57/1,055,146.93
  6. Step 6: Final answer
    x = 814,105.49

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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.