Home / 1,900,953.57-2,851,466.80-621,565.86

Finding the Fourth Proportional to 1,900,953.57, 2,851,466.80 and 621,565.86

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Solution

The fourth proportional to 1,900,953.57, 2,851,466.80 and 621,565.86 is: 932,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,953.57 : 2,851,466.80 = 621,565.86 : x
  2. Step 2: Convert to fraction form
    1,900,953.57/2,851,466.80 = 621,565.86/x
  3. Step 3: Cross multiply
    1,900,953.57x = 2,851,466.80 × 621,565.86
  4. Step 4: Simplify right side
    1,900,953.57x = 1,772,374,413,803.45
  5. Step 5: Solve for x
    x = 1,772,374,413,803.45/1,900,953.57
  6. Step 6: Final answer
    x = 932,360.71

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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.