Home / 3,315,381.74-4,575,220.08-1,865,078.18

Finding the Fourth Proportional to 3,315,381.74, 4,575,220.08 and 1,865,078.18

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Solution

The fourth proportional to 3,315,381.74, 4,575,220.08 and 1,865,078.18 is: 2,573,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,381.74 : 4,575,220.08 = 1,865,078.18 : x
  2. Step 2: Convert to fraction form
    3,315,381.74/4,575,220.08 = 1,865,078.18/x
  3. Step 3: Cross multiply
    3,315,381.74x = 4,575,220.08 × 1,865,078.18
  4. Step 4: Simplify right side
    3,315,381.74x = 8,533,143,139,905.86
  5. Step 5: Solve for x
    x = 8,533,143,139,905.86/3,315,381.74
  6. Step 6: Final answer
    x = 2,573,804.11

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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.