Home / 1,370,065.01-1,890,693.30-758,259.95

Finding the Fourth Proportional to 1,370,065.01, 1,890,693.30 and 758,259.95

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Solution

The fourth proportional to 1,370,065.01, 1,890,693.30 and 758,259.95 is: 1,046,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,065.01 : 1,890,693.30 = 758,259.95 : x
  2. Step 2: Convert to fraction form
    1,370,065.01/1,890,693.30 = 758,259.95/x
  3. Step 3: Cross multiply
    1,370,065.01x = 1,890,693.30 × 758,259.95
  4. Step 4: Simplify right side
    1,370,065.01x = 1,433,636,997,669.87
  5. Step 5: Solve for x
    x = 1,433,636,997,669.87/1,370,065.01
  6. Step 6: Final answer
    x = 1,046,400.71

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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.