Home / 2,678,898.40-4,018,901.03-881,889.91

Finding the Fourth Proportional to 2,678,898.40, 4,018,901.03 and 881,889.91

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Solution

The fourth proportional to 2,678,898.40, 4,018,901.03 and 881,889.91 is: 1,323,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,898.40 : 4,018,901.03 = 881,889.91 : x
  2. Step 2: Convert to fraction form
    2,678,898.40/4,018,901.03 = 881,889.91/x
  3. Step 3: Cross multiply
    2,678,898.40x = 4,018,901.03 × 881,889.91
  4. Step 4: Simplify right side
    2,678,898.40x = 3,544,228,267,645.61
  5. Step 5: Solve for x
    x = 3,544,228,267,645.61/2,678,898.40
  6. Step 6: Final answer
    x = 1,323,017.05

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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.