Home / 1,666,844.10-2,500,266.15-1,640,272.05

Finding the Fourth Proportional to 1,666,844.10, 2,500,266.15 and 1,640,272.05

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Solution

The fourth proportional to 1,666,844.10, 2,500,266.15 and 1,640,272.05 is: 2,460,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,844.10 : 2,500,266.15 = 1,640,272.05 : x
  2. Step 2: Convert to fraction form
    1,666,844.10/2,500,266.15 = 1,640,272.05/x
  3. Step 3: Cross multiply
    1,666,844.10x = 2,500,266.15 × 1,640,272.05
  4. Step 4: Simplify right side
    1,666,844.10x = 4,101,116,683,406.11
  5. Step 5: Solve for x
    x = 4,101,116,683,406.11/1,666,844.10
  6. Step 6: Final answer
    x = 2,460,408.08

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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.