Home / 1,160,511.76-1,740,417.72-450,381.52

Finding the Fourth Proportional to 1,160,511.76, 1,740,417.72 and 450,381.52

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Solution

The fourth proportional to 1,160,511.76, 1,740,417.72 and 450,381.52 is: 675,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,511.76 : 1,740,417.72 = 450,381.52 : x
  2. Step 2: Convert to fraction form
    1,160,511.76/1,740,417.72 = 450,381.52/x
  3. Step 3: Cross multiply
    1,160,511.76x = 1,740,417.72 × 450,381.52
  4. Step 4: Simplify right side
    1,160,511.76x = 783,851,978,168.53
  5. Step 5: Solve for x
    x = 783,851,978,168.53/1,160,511.76
  6. Step 6: Final answer
    x = 675,436.48

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1.5x scale

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.