Home / 1,021,068.02-1,531,830.44-311,151.62

Finding the Fourth Proportional to 1,021,068.02, 1,531,830.44 and 311,151.62

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Solution

The fourth proportional to 1,021,068.02, 1,531,830.44 and 311,151.62 is: 466,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,068.02 : 1,531,830.44 = 311,151.62 : x
  2. Step 2: Convert to fraction form
    1,021,068.02/1,531,830.44 = 311,151.62/x
  3. Step 3: Cross multiply
    1,021,068.02x = 1,531,830.44 × 311,151.62
  4. Step 4: Simplify right side
    1,021,068.02x = 476,631,516,090.04
  5. Step 5: Solve for x
    x = 476,631,516,090.04/1,021,068.02
  6. Step 6: Final answer
    x = 466,797.03

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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.