Home / 4,386,806.40-6,570,878.40-3,640,310.40

Finding the Fourth Proportional to 4,386,806.40, 6,570,878.40 and 3,640,310.40

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Solution

The fourth proportional to 4,386,806.40, 6,570,878.40 and 3,640,310.40 is: 5,452,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386,806.40 : 6,570,878.40 = 3,640,310.40 : x
  2. Step 2: Convert to fraction form
    4,386,806.40/6,570,878.40 = 3,640,310.40/x
  3. Step 3: Cross multiply
    4,386,806.40x = 6,570,878.40 × 3,640,310.40
  4. Step 4: Simplify right side
    4,386,806.40x = 23,920,036,976,655.36
  5. Step 5: Solve for x
    x = 23,920,036,976,655.36/4,386,806.40
  6. Step 6: Final answer
    x = 5,452,722.28

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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.