Home / 1,892,026.92-2,610,089.05-1,238,365.16

Finding the Fourth Proportional to 1,892,026.92, 2,610,089.05 and 1,238,365.16

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Solution

The fourth proportional to 1,892,026.92, 2,610,089.05 and 1,238,365.16 is: 1,708,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,026.92 : 2,610,089.05 = 1,238,365.16 : x
  2. Step 2: Convert to fraction form
    1,892,026.92/2,610,089.05 = 1,238,365.16/x
  3. Step 3: Cross multiply
    1,892,026.92x = 2,610,089.05 × 1,238,365.16
  4. Step 4: Simplify right side
    1,892,026.92x = 3,232,243,347,446.81
  5. Step 5: Solve for x
    x = 3,232,243,347,446.81/1,892,026.92
  6. Step 6: Final answer
    x = 1,708,349.55

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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.