Home / 2,733,613.60-4,101,586.80-1,312,938.40

Finding the Fourth Proportional to 2,733,613.60, 4,101,586.80 and 1,312,938.40

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Solution

The fourth proportional to 2,733,613.60, 4,101,586.80 and 1,312,938.40 is: 1,969,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733,613.60 : 4,101,586.80 = 1,312,938.40 : x
  2. Step 2: Convert to fraction form
    2,733,613.60/4,101,586.80 = 1,312,938.40/x
  3. Step 3: Cross multiply
    2,733,613.60x = 4,101,586.80 × 1,312,938.40
  4. Step 4: Simplify right side
    2,733,613.60x = 5,385,130,810,653.12
  5. Step 5: Solve for x
    x = 5,385,130,810,653.12/2,733,613.60
  6. Step 6: Final answer
    x = 1,969,967.82

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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.