Home / 1,038,110.18-1,557,395.91-318,551.94

Finding the Fourth Proportional to 1,038,110.18, 1,557,395.91 and 318,551.94

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Solution

The fourth proportional to 1,038,110.18, 1,557,395.91 and 318,551.94 is: 477,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,110.18 : 1,557,395.91 = 318,551.94 : x
  2. Step 2: Convert to fraction form
    1,038,110.18/1,557,395.91 = 318,551.94/x
  3. Step 3: Cross multiply
    1,038,110.18x = 1,557,395.91 × 318,551.94
  4. Step 4: Simplify right side
    1,038,110.18x = 496,111,488,478.57
  5. Step 5: Solve for x
    x = 496,111,488,478.57/1,038,110.18
  6. Step 6: Final answer
    x = 477,898.69

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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.