Home / 1,985,340.33-2,977,729.34-637,325.46

Finding the Fourth Proportional to 1,985,340.33, 2,977,729.34 and 637,325.46

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Solution

The fourth proportional to 1,985,340.33, 2,977,729.34 and 637,325.46 is: 955,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,340.33 : 2,977,729.34 = 637,325.46 : x
  2. Step 2: Convert to fraction form
    1,985,340.33/2,977,729.34 = 637,325.46/x
  3. Step 3: Cross multiply
    1,985,340.33x = 2,977,729.34 × 637,325.46
  4. Step 4: Simplify right side
    1,985,340.33x = 1,897,782,718,184.37
  5. Step 5: Solve for x
    x = 1,897,782,718,184.37/1,985,340.33
  6. Step 6: Final answer
    x = 955,897.93

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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.