Home / 1,487,659.56-2,052,927.06-843,139.32

Finding the Fourth Proportional to 1,487,659.56, 2,052,927.06 and 843,139.32

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Solution

The fourth proportional to 1,487,659.56, 2,052,927.06 and 843,139.32 is: 1,163,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,659.56 : 2,052,927.06 = 843,139.32 : x
  2. Step 2: Convert to fraction form
    1,487,659.56/2,052,927.06 = 843,139.32/x
  3. Step 3: Cross multiply
    1,487,659.56x = 2,052,927.06 × 843,139.32
  4. Step 4: Simplify right side
    1,487,659.56x = 1,730,903,525,378.00
  5. Step 5: Solve for x
    x = 1,730,903,525,378.00/1,487,659.56
  6. Step 6: Final answer
    x = 1,163,507.82

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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.