Home / 1,210,029.78-1,814,621.58-356,875.14

Finding the Fourth Proportional to 1,210,029.78, 1,814,621.58 and 356,875.14

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Solution

The fourth proportional to 1,210,029.78, 1,814,621.58 and 356,875.14 is: 535,187.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,029.78 : 1,814,621.58 = 356,875.14 : x
  2. Step 2: Convert to fraction form
    1,210,029.78/1,814,621.58 = 356,875.14/x
  3. Step 3: Cross multiply
    1,210,029.78x = 1,814,621.58 × 356,875.14
  4. Step 4: Simplify right side
    1,210,029.78x = 647,593,330,409.52
  5. Step 5: Solve for x
    x = 647,593,330,409.52/1,210,029.78
  6. Step 6: Final answer
    x = 535,187.93

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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.