Home / 1,340,037.22-1,849,500.47-767,077.39

Finding the Fourth Proportional to 1,340,037.22, 1,849,500.47 and 767,077.39

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Solution

The fourth proportional to 1,340,037.22, 1,849,500.47 and 767,077.39 is: 1,058,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,037.22 : 1,849,500.47 = 767,077.39 : x
  2. Step 2: Convert to fraction form
    1,340,037.22/1,849,500.47 = 767,077.39/x
  3. Step 3: Cross multiply
    1,340,037.22x = 1,849,500.47 × 767,077.39
  4. Step 4: Simplify right side
    1,340,037.22x = 1,418,709,999,872.82
  5. Step 5: Solve for x
    x = 1,418,709,999,872.82/1,340,037.22
  6. Step 6: Final answer
    x = 1,058,709.40

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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.