Home / 1,998,045.90-2,997,068.85-876,114.90

Finding the Fourth Proportional to 1,998,045.90, 2,997,068.85 and 876,114.90

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Solution

The fourth proportional to 1,998,045.90, 2,997,068.85 and 876,114.90 is: 1,314,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,045.90 : 2,997,068.85 = 876,114.90 : x
  2. Step 2: Convert to fraction form
    1,998,045.90/2,997,068.85 = 876,114.90/x
  3. Step 3: Cross multiply
    1,998,045.90x = 2,997,068.85 × 876,114.90
  4. Step 4: Simplify right side
    1,998,045.90x = 2,625,776,675,810.87
  5. Step 5: Solve for x
    x = 2,625,776,675,810.87/1,998,045.90
  6. Step 6: Final answer
    x = 1,314,172.35

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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.