Home / 1,369,962.47-1,890,501.66-758,141.03

Finding the Fourth Proportional to 1,369,962.47, 1,890,501.66 and 758,141.03

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Solution

The fourth proportional to 1,369,962.47, 1,890,501.66 and 758,141.03 is: 1,046,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,962.47 : 1,890,501.66 = 758,141.03 : x
  2. Step 2: Convert to fraction form
    1,369,962.47/1,890,501.66 = 758,141.03/x
  3. Step 3: Cross multiply
    1,369,962.47x = 1,890,501.66 × 758,141.03
  4. Step 4: Simplify right side
    1,369,962.47x = 1,433,266,866,276.60
  5. Step 5: Solve for x
    x = 1,433,266,866,276.60/1,369,962.47
  6. Step 6: Final answer
    x = 1,046,208.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.