Home / 1,792,805.40-2,474,071.98-977,009.40

Finding the Fourth Proportional to 1,792,805.40, 2,474,071.98 and 977,009.40

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Solution

The fourth proportional to 1,792,805.40, 2,474,071.98 and 977,009.40 is: 1,348,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,805.40 : 2,474,071.98 = 977,009.40 : x
  2. Step 2: Convert to fraction form
    1,792,805.40/2,474,071.98 = 977,009.40/x
  3. Step 3: Cross multiply
    1,792,805.40x = 2,474,071.98 × 977,009.40
  4. Step 4: Simplify right side
    1,792,805.40x = 2,417,191,580,736.61
  5. Step 5: Solve for x
    x = 2,417,191,580,736.61/1,792,805.40
  6. Step 6: Final answer
    x = 1,348,273.26

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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.