Home / 738,007.40-1,104,386.70-675,021.80

Finding the Fourth Proportional to 738,007.40, 1,104,386.70 and 675,021.80

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Solution

The fourth proportional to 738,007.40, 1,104,386.70 and 675,021.80 is: 1,010,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,007.40 : 1,104,386.70 = 675,021.80 : x
  2. Step 2: Convert to fraction form
    738,007.40/1,104,386.70 = 675,021.80/x
  3. Step 3: Cross multiply
    738,007.40x = 1,104,386.70 × 675,021.80
  4. Step 4: Simplify right side
    738,007.40x = 745,485,098,130.06
  5. Step 5: Solve for x
    x = 745,485,098,130.06/738,007.40
  6. Step 6: Final answer
    x = 1,010,132.28

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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.