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Finding the Fourth Proportional to 2,051,807.92, 2,831,641.53 and 1,134,017.30

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Solution

The fourth proportional to 2,051,807.92, 2,831,641.53 and 1,134,017.30 is: 1,565,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,807.92 : 2,831,641.53 = 1,134,017.30 : x
  2. Step 2: Convert to fraction form
    2,051,807.92/2,831,641.53 = 1,134,017.30/x
  3. Step 3: Cross multiply
    2,051,807.92x = 2,831,641.53 × 1,134,017.30
  4. Step 4: Simplify right side
    2,051,807.92x = 3,211,130,476,748.38
  5. Step 5: Solve for x
    x = 3,211,130,476,748.38/2,051,807.92
  6. Step 6: Final answer
    x = 1,565,024.90

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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.