Home / 2,774,881.60-4,161,285.60-1,930,926.40

Finding the Fourth Proportional to 2,774,881.60, 4,161,285.60 and 1,930,926.40

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Solution

The fourth proportional to 2,774,881.60, 4,161,285.60 and 1,930,926.40 is: 2,895,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,881.60 : 4,161,285.60 = 1,930,926.40 : x
  2. Step 2: Convert to fraction form
    2,774,881.60/4,161,285.60 = 1,930,926.40/x
  3. Step 3: Cross multiply
    2,774,881.60x = 4,161,285.60 × 1,930,926.40
  4. Step 4: Simplify right side
    2,774,881.60x = 8,035,136,222,979.84
  5. Step 5: Solve for x
    x = 8,035,136,222,979.84/2,774,881.60
  6. Step 6: Final answer
    x = 2,895,668.13

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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.