Home / 1,609,007.28-2,219,795.04-1,036,379.36

Finding the Fourth Proportional to 1,609,007.28, 2,219,795.04 and 1,036,379.36

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Solution

The fourth proportional to 1,609,007.28, 2,219,795.04 and 1,036,379.36 is: 1,429,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,007.28 : 2,219,795.04 = 1,036,379.36 : x
  2. Step 2: Convert to fraction form
    1,609,007.28/2,219,795.04 = 1,036,379.36/x
  3. Step 3: Cross multiply
    1,609,007.28x = 2,219,795.04 × 1,036,379.36
  4. Step 4: Simplify right side
    1,609,007.28x = 2,300,549,762,886.37
  5. Step 5: Solve for x
    x = 2,300,549,762,886.37/1,609,007.28
  6. Step 6: Final answer
    x = 1,429,794.50

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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.