Home / 1,196,374.77-1,790,346.65-747,307.13

Finding the Fourth Proportional to 1,196,374.77, 1,790,346.65 and 747,307.13

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Solution

The fourth proportional to 1,196,374.77, 1,790,346.65 and 747,307.13 is: 1,118,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,374.77 : 1,790,346.65 = 747,307.13 : x
  2. Step 2: Convert to fraction form
    1,196,374.77/1,790,346.65 = 747,307.13/x
  3. Step 3: Cross multiply
    1,196,374.77x = 1,790,346.65 × 747,307.13
  4. Step 4: Simplify right side
    1,196,374.77x = 1,337,938,804,028.35
  5. Step 5: Solve for x
    x = 1,337,938,804,028.35/1,196,374.77
  6. Step 6: Final answer
    x = 1,118,327.50

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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.