Home / 1,807,845.88-2,712,529.18-1,125,303.34

Finding the Fourth Proportional to 1,807,845.88, 2,712,529.18 and 1,125,303.34

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Solution

The fourth proportional to 1,807,845.88, 2,712,529.18 and 1,125,303.34 is: 1,688,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,845.88 : 2,712,529.18 = 1,125,303.34 : x
  2. Step 2: Convert to fraction form
    1,807,845.88/2,712,529.18 = 1,125,303.34/x
  3. Step 3: Cross multiply
    1,807,845.88x = 2,712,529.18 × 1,125,303.34
  4. Step 4: Simplify right side
    1,807,845.88x = 3,052,418,132,538.82
  5. Step 5: Solve for x
    x = 3,052,418,132,538.82/1,807,845.88
  6. Step 6: Final answer
    x = 1,688,428.30

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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.