Home / 1,564,234.28-2,158,643.31-848,842.28

Finding the Fourth Proportional to 1,564,234.28, 2,158,643.31 and 848,842.28

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Solution

The fourth proportional to 1,564,234.28, 2,158,643.31 and 848,842.28 is: 1,171,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,234.28 : 2,158,643.31 = 848,842.28 : x
  2. Step 2: Convert to fraction form
    1,564,234.28/2,158,643.31 = 848,842.28/x
  3. Step 3: Cross multiply
    1,564,234.28x = 2,158,643.31 × 848,842.28
  4. Step 4: Simplify right side
    1,564,234.28x = 1,832,347,708,967.15
  5. Step 5: Solve for x
    x = 1,832,347,708,967.15/1,564,234.28
  6. Step 6: Final answer
    x = 1,171,402.35

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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.