Home / 1,050,537.40-1,575,806.10-1,042,664.20

Finding the Fourth Proportional to 1,050,537.40, 1,575,806.10 and 1,042,664.20

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Solution

The fourth proportional to 1,050,537.40, 1,575,806.10 and 1,042,664.20 is: 1,563,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,537.40 : 1,575,806.10 = 1,042,664.20 : x
  2. Step 2: Convert to fraction form
    1,050,537.40/1,575,806.10 = 1,042,664.20/x
  3. Step 3: Cross multiply
    1,050,537.40x = 1,575,806.10 × 1,042,664.20
  4. Step 4: Simplify right side
    1,050,537.40x = 1,643,036,606,611.62
  5. Step 5: Solve for x
    x = 1,643,036,606,611.62/1,050,537.40
  6. Step 6: Final answer
    x = 1,563,996.30

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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.