Home / 1,138,779.81-1,570,497.62-944,879.96

Finding the Fourth Proportional to 1,138,779.81, 1,570,497.62 and 944,879.96

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Solution

The fourth proportional to 1,138,779.81, 1,570,497.62 and 944,879.96 is: 1,303,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,779.81 : 1,570,497.62 = 944,879.96 : x
  2. Step 2: Convert to fraction form
    1,138,779.81/1,570,497.62 = 944,879.96/x
  3. Step 3: Cross multiply
    1,138,779.81x = 1,570,497.62 × 944,879.96
  4. Step 4: Simplify right side
    1,138,779.81x = 1,483,931,725,221.47
  5. Step 5: Solve for x
    x = 1,483,931,725,221.47/1,138,779.81
  6. Step 6: Final answer
    x = 1,303,089.25

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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.