Home / 1,802,856.96-2,702,416.50-1,127,387.97

Finding the Fourth Proportional to 1,802,856.96, 2,702,416.50 and 1,127,387.97

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Solution

The fourth proportional to 1,802,856.96, 2,702,416.50 and 1,127,387.97 is: 1,689,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,856.96 : 2,702,416.50 = 1,127,387.97 : x
  2. Step 2: Convert to fraction form
    1,802,856.96/2,702,416.50 = 1,127,387.97/x
  3. Step 3: Cross multiply
    1,802,856.96x = 2,702,416.50 × 1,127,387.97
  4. Step 4: Simplify right side
    1,802,856.96x = 3,046,671,852,029.51
  5. Step 5: Solve for x
    x = 3,046,671,852,029.51/1,802,856.96
  6. Step 6: Final answer
    x = 1,689,913.24

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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.