Home / 1,646,541.70-2,465,146.95-1,478,580.10

Finding the Fourth Proportional to 1,646,541.70, 2,465,146.95 and 1,478,580.10

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Solution

The fourth proportional to 1,646,541.70, 2,465,146.95 and 1,478,580.10 is: 2,213,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,541.70 : 2,465,146.95 = 1,478,580.10 : x
  2. Step 2: Convert to fraction form
    1,646,541.70/2,465,146.95 = 1,478,580.10/x
  3. Step 3: Cross multiply
    1,646,541.70x = 2,465,146.95 × 1,478,580.10
  4. Step 4: Simplify right side
    1,646,541.70x = 3,644,917,223,845.70
  5. Step 5: Solve for x
    x = 3,644,917,223,845.70/1,646,541.70
  6. Step 6: Final answer
    x = 2,213,680.48

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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.