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Finding the Fourth Proportional to 1,896,442.86, 2,614,854.99 and 1,532,742.06

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Solution

The fourth proportional to 1,896,442.86, 2,614,854.99 and 1,532,742.06 is: 2,113,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,442.86 : 2,614,854.99 = 1,532,742.06 : x
  2. Step 2: Convert to fraction form
    1,896,442.86/2,614,854.99 = 1,532,742.06/x
  3. Step 3: Cross multiply
    1,896,442.86x = 2,614,854.99 × 1,532,742.06
  4. Step 4: Simplify right side
    1,896,442.86x = 4,007,898,223,973.88
  5. Step 5: Solve for x
    x = 4,007,898,223,973.88/1,896,442.86
  6. Step 6: Final answer
    x = 2,113,376.74

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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.