Home / 1,165,028.50-1,606,911.14-777,648.60

Finding the Fourth Proportional to 1,165,028.50, 1,606,911.14 and 777,648.60

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Solution

The fourth proportional to 1,165,028.50, 1,606,911.14 and 777,648.60 is: 1,072,602.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,028.50 : 1,606,911.14 = 777,648.60 : x
  2. Step 2: Convert to fraction form
    1,165,028.50/1,606,911.14 = 777,648.60/x
  3. Step 3: Cross multiply
    1,165,028.50x = 1,606,911.14 × 777,648.60
  4. Step 4: Simplify right side
    1,165,028.50x = 1,249,612,194,457.16
  5. Step 5: Solve for x
    x = 1,249,612,194,457.16/1,165,028.50
  6. Step 6: Final answer
    x = 1,072,602.26

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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.