Home / 1,887,000.30-2,603,705.85-1,112,875.11

Finding the Fourth Proportional to 1,887,000.30, 2,603,705.85 and 1,112,875.11

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Solution

The fourth proportional to 1,887,000.30, 2,603,705.85 and 1,112,875.11 is: 1,535,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,000.30 : 2,603,705.85 = 1,112,875.11 : x
  2. Step 2: Convert to fraction form
    1,887,000.30/2,603,705.85 = 1,112,875.11/x
  3. Step 3: Cross multiply
    1,887,000.30x = 2,603,705.85 × 1,112,875.11
  4. Step 4: Simplify right side
    1,887,000.30x = 2,897,599,434,226.39
  5. Step 5: Solve for x
    x = 2,897,599,434,226.39/1,887,000.30
  6. Step 6: Final answer
    x = 1,535,558.54

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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.