Home / 1,326,628.66-1,989,748.58-652,529.02

Finding the Fourth Proportional to 1,326,628.66, 1,989,748.58 and 652,529.02

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Solution

The fourth proportional to 1,326,628.66, 1,989,748.58 and 652,529.02 is: 978,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,628.66 : 1,989,748.58 = 652,529.02 : x
  2. Step 2: Convert to fraction form
    1,326,628.66/1,989,748.58 = 652,529.02/x
  3. Step 3: Cross multiply
    1,326,628.66x = 1,989,748.58 × 652,529.02
  4. Step 4: Simplify right side
    1,326,628.66x = 1,298,368,690,953.79
  5. Step 5: Solve for x
    x = 1,298,368,690,953.79/1,326,628.66
  6. Step 6: Final answer
    x = 978,697.91

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