Home / 1,398,735.54-2,090,140.71-1,050,247.17

Finding the Fourth Proportional to 1,398,735.54, 2,090,140.71 and 1,050,247.17

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Solution

The fourth proportional to 1,398,735.54, 2,090,140.71 and 1,050,247.17 is: 1,569,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,735.54 : 2,090,140.71 = 1,050,247.17 : x
  2. Step 2: Convert to fraction form
    1,398,735.54/2,090,140.71 = 1,050,247.17/x
  3. Step 3: Cross multiply
    1,398,735.54x = 2,090,140.71 × 1,050,247.17
  4. Step 4: Simplify right side
    1,398,735.54x = 2,195,164,365,579.29
  5. Step 5: Solve for x
    x = 2,195,164,365,579.29/1,398,735.54
  6. Step 6: Final answer
    x = 1,569,392.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.