Home / 1,069,621.06-1,604,009.01-339,881.83

Finding the Fourth Proportional to 1,069,621.06, 1,604,009.01 and 339,881.83

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Solution

The fourth proportional to 1,069,621.06, 1,604,009.01 and 339,881.83 is: 509,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,621.06 : 1,604,009.01 = 339,881.83 : x
  2. Step 2: Convert to fraction form
    1,069,621.06/1,604,009.01 = 339,881.83/x
  3. Step 3: Cross multiply
    1,069,621.06x = 1,604,009.01 × 339,881.83
  4. Step 4: Simplify right side
    1,069,621.06x = 545,173,515,955.88
  5. Step 5: Solve for x
    x = 545,173,515,955.88/1,069,621.06
  6. Step 6: Final answer
    x = 509,688.47

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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.