Home / 1,436,709.63-1,980,599.22-1,130,253.75

Finding the Fourth Proportional to 1,436,709.63, 1,980,599.22 and 1,130,253.75

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Solution

The fourth proportional to 1,436,709.63, 1,980,599.22 and 1,130,253.75 is: 1,558,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,709.63 : 1,980,599.22 = 1,130,253.75 : x
  2. Step 2: Convert to fraction form
    1,436,709.63/1,980,599.22 = 1,130,253.75/x
  3. Step 3: Cross multiply
    1,436,709.63x = 1,980,599.22 × 1,130,253.75
  4. Step 4: Simplify right side
    1,436,709.63x = 2,238,579,695,652.08
  5. Step 5: Solve for x
    x = 2,238,579,695,652.08/1,436,709.63
  6. Step 6: Final answer
    x = 1,558,129.53

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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.