Home / 1,963,349.89-2,945,019.36-615,518.19

Finding the Fourth Proportional to 1,963,349.89, 2,945,019.36 and 615,518.19

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Solution

The fourth proportional to 1,963,349.89, 2,945,019.36 and 615,518.19 is: 923,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,349.89 : 2,945,019.36 = 615,518.19 : x
  2. Step 2: Convert to fraction form
    1,963,349.89/2,945,019.36 = 615,518.19/x
  3. Step 3: Cross multiply
    1,963,349.89x = 2,945,019.36 × 615,518.19
  4. Step 4: Simplify right side
    1,963,349.89x = 1,812,712,988,290.35
  5. Step 5: Solve for x
    x = 1,812,712,988,290.35/1,963,349.89
  6. Step 6: Final answer
    x = 923,275.57

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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.