Home / 1,054,394.66-1,455,062.02-570,959.78

Finding the Fourth Proportional to 1,054,394.66, 1,455,062.02 and 570,959.78

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Solution

The fourth proportional to 1,054,394.66, 1,455,062.02 and 570,959.78 is: 787,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,394.66 : 1,455,062.02 = 570,959.78 : x
  2. Step 2: Convert to fraction form
    1,054,394.66/1,455,062.02 = 570,959.78/x
  3. Step 3: Cross multiply
    1,054,394.66x = 1,455,062.02 × 570,959.78
  4. Step 4: Simplify right side
    1,054,394.66x = 830,781,882,122.85
  5. Step 5: Solve for x
    x = 830,781,882,122.85/1,054,394.66
  6. Step 6: Final answer
    x = 787,923.07

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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.