Home / 1,316,606.49-1,974,348.97-517,327.36

Finding the Fourth Proportional to 1,316,606.49, 1,974,348.97 and 517,327.36

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Solution

The fourth proportional to 1,316,606.49, 1,974,348.97 and 517,327.36 is: 775,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,606.49 : 1,974,348.97 = 517,327.36 : x
  2. Step 2: Convert to fraction form
    1,316,606.49/1,974,348.97 = 517,327.36/x
  3. Step 3: Cross multiply
    1,316,606.49x = 1,974,348.97 × 517,327.36
  4. Step 4: Simplify right side
    1,316,606.49x = 1,021,384,734,139.63
  5. Step 5: Solve for x
    x = 1,021,384,734,139.63/1,316,606.49
  6. Step 6: Final answer
    x = 775,770.70

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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.