Home / 1,167,018-1,610,485.02-630,474

Finding the Fourth Proportional to 1,167,018, 1,610,485.02 and 630,474

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Solution

The fourth proportional to 1,167,018, 1,610,485.02 and 630,474 is: 870,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,018 : 1,610,485.02 = 630,474 : x
  2. Step 2: Convert to fraction form
    1,167,018/1,610,485.02 = 630,474/x
  3. Step 3: Cross multiply
    1,167,018x = 1,610,485.02 × 630,474
  4. Step 4: Simplify right side
    1,167,018x = 1,015,368,932,499.48
  5. Step 5: Solve for x
    x = 1,015,368,932,499.48/1,167,018
  6. Step 6: Final answer
    x = 870,054.22

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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.