Home / 1,171,931.06-1,617,298.98-662,622.50

Finding the Fourth Proportional to 1,171,931.06, 1,617,298.98 and 662,622.50

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Solution

The fourth proportional to 1,171,931.06, 1,617,298.98 and 662,622.50 is: 914,438.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,931.06 : 1,617,298.98 = 662,622.50 : x
  2. Step 2: Convert to fraction form
    1,171,931.06/1,617,298.98 = 662,622.50/x
  3. Step 3: Cross multiply
    1,171,931.06x = 1,617,298.98 × 662,622.50
  4. Step 4: Simplify right side
    1,171,931.06x = 1,071,658,693,375.05
  5. Step 5: Solve for x
    x = 1,071,658,693,375.05/1,171,931.06
  6. Step 6: Final answer
    x = 914,438.34

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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.