Home / 5,371,221.72-8,058,050.40-1,776,982.98

Finding the Fourth Proportional to 5,371,221.72, 8,058,050.40 and 1,776,982.98

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Solution

The fourth proportional to 5,371,221.72, 8,058,050.40 and 1,776,982.98 is: 2,665,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,221.72 : 8,058,050.40 = 1,776,982.98 : x
  2. Step 2: Convert to fraction form
    5,371,221.72/8,058,050.40 = 1,776,982.98/x
  3. Step 3: Cross multiply
    5,371,221.72x = 8,058,050.40 × 1,776,982.98
  4. Step 4: Simplify right side
    5,371,221.72x = 14,319,018,412,782.19
  5. Step 5: Solve for x
    x = 14,319,018,412,782.19/5,371,221.72
  6. Step 6: Final answer
    x = 2,665,877.37

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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.