Home / 1,234,705.66-1,704,159.93-751,426.72

Finding the Fourth Proportional to 1,234,705.66, 1,704,159.93 and 751,426.72

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Solution

The fourth proportional to 1,234,705.66, 1,704,159.93 and 751,426.72 is: 1,037,130.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,705.66 : 1,704,159.93 = 751,426.72 : x
  2. Step 2: Convert to fraction form
    1,234,705.66/1,704,159.93 = 751,426.72/x
  3. Step 3: Cross multiply
    1,234,705.66x = 1,704,159.93 × 751,426.72
  4. Step 4: Simplify right side
    1,234,705.66x = 1,280,551,306,555.33
  5. Step 5: Solve for x
    x = 1,280,551,306,555.33/1,234,705.66
  6. Step 6: Final answer
    x = 1,037,130.83

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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.