Home / 1,740,912.09-2,402,693.33-977,007.57

Finding the Fourth Proportional to 1,740,912.09, 2,402,693.33 and 977,007.57

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Solution

The fourth proportional to 1,740,912.09, 2,402,693.33 and 977,007.57 is: 1,348,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,912.09 : 2,402,693.33 = 977,007.57 : x
  2. Step 2: Convert to fraction form
    1,740,912.09/2,402,693.33 = 977,007.57/x
  3. Step 3: Cross multiply
    1,740,912.09x = 2,402,693.33 × 977,007.57
  4. Step 4: Simplify right side
    1,740,912.09x = 2,347,449,571,798.51
  5. Step 5: Solve for x
    x = 2,347,449,571,798.51/1,740,912.09
  6. Step 6: Final answer
    x = 1,348,402.13

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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.