Home / 1,343,317.80-2,014,976.70-1,266,335.40

Finding the Fourth Proportional to 1,343,317.80, 2,014,976.70 and 1,266,335.40

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Solution

The fourth proportional to 1,343,317.80, 2,014,976.70 and 1,266,335.40 is: 1,899,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,317.80 : 2,014,976.70 = 1,266,335.40 : x
  2. Step 2: Convert to fraction form
    1,343,317.80/2,014,976.70 = 1,266,335.40/x
  3. Step 3: Cross multiply
    1,343,317.80x = 2,014,976.70 × 1,266,335.40
  4. Step 4: Simplify right side
    1,343,317.80x = 2,551,636,325,385.18
  5. Step 5: Solve for x
    x = 2,551,636,325,385.18/1,343,317.80
  6. Step 6: Final answer
    x = 1,899,503.10

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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.