Home / 1,635,996.51-2,257,090.74-947,292.39

Finding the Fourth Proportional to 1,635,996.51, 2,257,090.74 and 947,292.39

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Solution

The fourth proportional to 1,635,996.51, 2,257,090.74 and 947,292.39 is: 1,306,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,996.51 : 2,257,090.74 = 947,292.39 : x
  2. Step 2: Convert to fraction form
    1,635,996.51/2,257,090.74 = 947,292.39/x
  3. Step 3: Cross multiply
    1,635,996.51x = 2,257,090.74 × 947,292.39
  4. Step 4: Simplify right side
    1,635,996.51x = 2,138,124,881,541.47
  5. Step 5: Solve for x
    x = 2,138,124,881,541.47/1,635,996.51
  6. Step 6: Final answer
    x = 1,306,925.09

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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.