Home / 1,983,068.56-2,974,579.08-720,885.52

Finding the Fourth Proportional to 1,983,068.56, 2,974,579.08 and 720,885.52

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Solution

The fourth proportional to 1,983,068.56, 2,974,579.08 and 720,885.52 is: 1,081,319.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,068.56 : 2,974,579.08 = 720,885.52 : x
  2. Step 2: Convert to fraction form
    1,983,068.56/2,974,579.08 = 720,885.52/x
  3. Step 3: Cross multiply
    1,983,068.56x = 2,974,579.08 × 720,885.52
  4. Step 4: Simplify right side
    1,983,068.56x = 2,144,330,986,866.92
  5. Step 5: Solve for x
    x = 2,144,330,986,866.92/1,983,068.56
  6. Step 6: Final answer
    x = 1,081,319.64

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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.