Home / 1,622,116.09-2,433,312.53-424,036.49

Finding the Fourth Proportional to 1,622,116.09, 2,433,312.53 and 424,036.49

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Solution

The fourth proportional to 1,622,116.09, 2,433,312.53 and 424,036.49 is: 636,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,116.09 : 2,433,312.53 = 424,036.49 : x
  2. Step 2: Convert to fraction form
    1,622,116.09/2,433,312.53 = 424,036.49/x
  3. Step 3: Cross multiply
    1,622,116.09x = 2,433,312.53 × 424,036.49
  4. Step 4: Simplify right side
    1,622,116.09x = 1,031,813,291,597.61
  5. Step 5: Solve for x
    x = 1,031,813,291,597.61/1,622,116.09
  6. Step 6: Final answer
    x = 636,090.90

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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.