Home / 1,851,588.05-2,776,813.47-653,230.11

Finding the Fourth Proportional to 1,851,588.05, 2,776,813.47 and 653,230.11

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Solution

The fourth proportional to 1,851,588.05, 2,776,813.47 and 653,230.11 is: 979,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,588.05 : 2,776,813.47 = 653,230.11 : x
  2. Step 2: Convert to fraction form
    1,851,588.05/2,776,813.47 = 653,230.11/x
  3. Step 3: Cross multiply
    1,851,588.05x = 2,776,813.47 × 653,230.11
  4. Step 4: Simplify right side
    1,851,588.05x = 1,813,898,168,457.58
  5. Step 5: Solve for x
    x = 1,813,898,168,457.58/1,851,588.05
  6. Step 6: Final answer
    x = 979,644.57

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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.