Home / 1,196,419.74-1,651,018.95-712,734.42

Finding the Fourth Proportional to 1,196,419.74, 1,651,018.95 and 712,734.42

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Solution

The fourth proportional to 1,196,419.74, 1,651,018.95 and 712,734.42 is: 983,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,419.74 : 1,651,018.95 = 712,734.42 : x
  2. Step 2: Convert to fraction form
    1,196,419.74/1,651,018.95 = 712,734.42/x
  3. Step 3: Cross multiply
    1,196,419.74x = 1,651,018.95 × 712,734.42
  4. Step 4: Simplify right side
    1,196,419.74x = 1,176,738,033,737.26
  5. Step 5: Solve for x
    x = 1,176,738,033,737.26/1,196,419.74
  6. Step 6: Final answer
    x = 983,549.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.