Home / 1,138,722.95-1,570,419.74-944,823.53

Finding the Fourth Proportional to 1,138,722.95, 1,570,419.74 and 944,823.53

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Solution

The fourth proportional to 1,138,722.95, 1,570,419.74 and 944,823.53 is: 1,303,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,722.95 : 1,570,419.74 = 944,823.53 : x
  2. Step 2: Convert to fraction form
    1,138,722.95/1,570,419.74 = 944,823.53/x
  3. Step 3: Cross multiply
    1,138,722.95x = 1,570,419.74 × 944,823.53
  4. Step 4: Simplify right side
    1,138,722.95x = 1,483,769,514,476.38
  5. Step 5: Solve for x
    x = 1,483,769,514,476.38/1,138,722.95
  6. Step 6: Final answer
    x = 1,303,011.87

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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.