Home / 1,416,671.31-1,955,030.58-772,126.86

Finding the Fourth Proportional to 1,416,671.31, 1,955,030.58 and 772,126.86

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Solution

The fourth proportional to 1,416,671.31, 1,955,030.58 and 772,126.86 is: 1,065,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,671.31 : 1,955,030.58 = 772,126.86 : x
  2. Step 2: Convert to fraction form
    1,416,671.31/1,955,030.58 = 772,126.86/x
  3. Step 3: Cross multiply
    1,416,671.31x = 1,955,030.58 × 772,126.86
  4. Step 4: Simplify right side
    1,416,671.31x = 1,509,531,622,939.38
  5. Step 5: Solve for x
    x = 1,509,531,622,939.38/1,416,671.31
  6. Step 6: Final answer
    x = 1,065,548.24

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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.