Home / 1,416,646.74-1,954,915.59-772,053.10

Finding the Fourth Proportional to 1,416,646.74, 1,954,915.59 and 772,053.10

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Solution

The fourth proportional to 1,416,646.74, 1,954,915.59 and 772,053.10 is: 1,065,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,646.74 : 1,954,915.59 = 772,053.10 : x
  2. Step 2: Convert to fraction form
    1,416,646.74/1,954,915.59 = 772,053.10/x
  3. Step 3: Cross multiply
    1,416,646.74x = 1,954,915.59 × 772,053.10
  4. Step 4: Simplify right side
    1,416,646.74x = 1,509,298,641,497.83
  5. Step 5: Solve for x
    x = 1,509,298,641,497.83/1,416,646.74
  6. Step 6: Final answer
    x = 1,065,402.26

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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.