Home / 1,900,953.07-2,851,466.06-621,565.36

Finding the Fourth Proportional to 1,900,953.07, 2,851,466.06 and 621,565.36

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Solution

The fourth proportional to 1,900,953.07, 2,851,466.06 and 621,565.36 is: 932,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,953.07 : 2,851,466.06 = 621,565.36 : x
  2. Step 2: Convert to fraction form
    1,900,953.07/2,851,466.06 = 621,565.36/x
  3. Step 3: Cross multiply
    1,900,953.07x = 2,851,466.06 × 621,565.36
  4. Step 4: Simplify right side
    1,900,953.07x = 1,772,372,510,746.52
  5. Step 5: Solve for x
    x = 1,772,372,510,746.52/1,900,953.07
  6. Step 6: Final answer
    x = 932,359.95

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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.