Home / 1,888,345-2,830,456.86-929,460.52

Finding the Fourth Proportional to 1,888,345, 2,830,456.86 and 929,460.52

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Solution

The fourth proportional to 1,888,345, 2,830,456.86 and 929,460.52 is: 1,393,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,345 : 2,830,456.86 = 929,460.52 : x
  2. Step 2: Convert to fraction form
    1,888,345/2,830,456.86 = 929,460.52/x
  3. Step 3: Cross multiply
    1,888,345x = 2,830,456.86 × 929,460.52
  4. Step 4: Simplify right side
    1,888,345x = 2,630,797,904,933.17
  5. Step 5: Solve for x
    x = 2,630,797,904,933.17/1,888,345
  6. Step 6: Final answer
    x = 1,393,176.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.