Home / 1,219,373.64-1,682,730.18-703,125

Finding the Fourth Proportional to 1,219,373.64, 1,682,730.18 and 703,125

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Solution

The fourth proportional to 1,219,373.64, 1,682,730.18 and 703,125 is: 970,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,373.64 : 1,682,730.18 = 703,125 : x
  2. Step 2: Convert to fraction form
    1,219,373.64/1,682,730.18 = 703,125/x
  3. Step 3: Cross multiply
    1,219,373.64x = 1,682,730.18 × 703,125
  4. Step 4: Simplify right side
    1,219,373.64x = 1,183,169,657,812.50
  5. Step 5: Solve for x
    x = 1,183,169,657,812.50/1,219,373.64
  6. Step 6: Final answer
    x = 970,309.36

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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.