Home / 1,014,390.44-1,399,841.70-561,671.72

Finding the Fourth Proportional to 1,014,390.44, 1,399,841.70 and 561,671.72

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Solution

The fourth proportional to 1,014,390.44, 1,399,841.70 and 561,671.72 is: 775,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,390.44 : 1,399,841.70 = 561,671.72 : x
  2. Step 2: Convert to fraction form
    1,014,390.44/1,399,841.70 = 561,671.72/x
  3. Step 3: Cross multiply
    1,014,390.44x = 1,399,841.70 × 561,671.72
  4. Step 4: Simplify right side
    1,014,390.44x = 786,251,495,366.72
  5. Step 5: Solve for x
    x = 786,251,495,366.72/1,014,390.44
  6. Step 6: Final answer
    x = 775,097.50

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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.