Home / 1,438,973.04-2,158,466.10-373,939.68

Finding the Fourth Proportional to 1,438,973.04, 2,158,466.10 and 373,939.68

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Solution

The fourth proportional to 1,438,973.04, 2,158,466.10 and 373,939.68 is: 560,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,973.04 : 2,158,466.10 = 373,939.68 : x
  2. Step 2: Convert to fraction form
    1,438,973.04/2,158,466.10 = 373,939.68/x
  3. Step 3: Cross multiply
    1,438,973.04x = 2,158,466.10 × 373,939.68
  4. Step 4: Simplify right side
    1,438,973.04x = 807,136,122,724.85
  5. Step 5: Solve for x
    x = 807,136,122,724.85/1,438,973.04
  6. Step 6: Final answer
    x = 560,911.22

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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.