Home / 2,384,139.36-3,290,094.36-1,296,411.60

Finding the Fourth Proportional to 2,384,139.36, 3,290,094.36 and 1,296,411.60

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Solution

The fourth proportional to 2,384,139.36, 3,290,094.36 and 1,296,411.60 is: 1,789,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,139.36 : 3,290,094.36 = 1,296,411.60 : x
  2. Step 2: Convert to fraction form
    2,384,139.36/3,290,094.36 = 1,296,411.60/x
  3. Step 3: Cross multiply
    2,384,139.36x = 3,290,094.36 × 1,296,411.60
  4. Step 4: Simplify right side
    2,384,139.36x = 4,265,316,493,398.58
  5. Step 5: Solve for x
    x = 4,265,316,493,398.58/2,384,139.36
  6. Step 6: Final answer
    x = 1,789,038.24

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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.