Home / 1,869,017.25-2,579,244.77-1,009,577.49

Finding the Fourth Proportional to 1,869,017.25, 2,579,244.77 and 1,009,577.49

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Solution

The fourth proportional to 1,869,017.25, 2,579,244.77 and 1,009,577.49 is: 1,393,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,017.25 : 2,579,244.77 = 1,009,577.49 : x
  2. Step 2: Convert to fraction form
    1,869,017.25/2,579,244.77 = 1,009,577.49/x
  3. Step 3: Cross multiply
    1,869,017.25x = 2,579,244.77 × 1,009,577.49
  4. Step 4: Simplify right side
    1,869,017.25x = 2,603,947,455,944.34
  5. Step 5: Solve for x
    x = 2,603,947,455,944.34/1,869,017.25
  6. Step 6: Final answer
    x = 1,393,217.45

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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.