Home / 2,586,322.34-3,569,235.45-1,440,402.50

Finding the Fourth Proportional to 2,586,322.34, 3,569,235.45 and 1,440,402.50

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Solution

The fourth proportional to 2,586,322.34, 3,569,235.45 and 1,440,402.50 is: 1,987,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,322.34 : 3,569,235.45 = 1,440,402.50 : x
  2. Step 2: Convert to fraction form
    2,586,322.34/3,569,235.45 = 1,440,402.50/x
  3. Step 3: Cross multiply
    2,586,322.34x = 3,569,235.45 × 1,440,402.50
  4. Step 4: Simplify right side
    2,586,322.34x = 5,141,135,665,268.63
  5. Step 5: Solve for x
    x = 5,141,135,665,268.63/2,586,322.34
  6. Step 6: Final answer
    x = 1,987,817.06

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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.