Home / 1,357,823.84-2,033,633.28-648,348.80

Finding the Fourth Proportional to 1,357,823.84, 2,033,633.28 and 648,348.80

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Solution

The fourth proportional to 1,357,823.84, 2,033,633.28 and 648,348.80 is: 971,041.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,823.84 : 2,033,633.28 = 648,348.80 : x
  2. Step 2: Convert to fraction form
    1,357,823.84/2,033,633.28 = 648,348.80/x
  3. Step 3: Cross multiply
    1,357,823.84x = 2,033,633.28 × 648,348.80
  4. Step 4: Simplify right side
    1,357,823.84x = 1,318,503,696,728.06
  5. Step 5: Solve for x
    x = 1,318,503,696,728.06/1,357,823.84
  6. Step 6: Final answer
    x = 971,041.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.