Home / 2,358,905.31-3,255,104.75-1,312,362.63

Finding the Fourth Proportional to 2,358,905.31, 3,255,104.75 and 1,312,362.63

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Solution

The fourth proportional to 2,358,905.31, 3,255,104.75 and 1,312,362.63 is: 1,810,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358,905.31 : 3,255,104.75 = 1,312,362.63 : x
  2. Step 2: Convert to fraction form
    2,358,905.31/3,255,104.75 = 1,312,362.63/x
  3. Step 3: Cross multiply
    2,358,905.31x = 3,255,104.75 × 1,312,362.63
  4. Step 4: Simplify right side
    2,358,905.31x = 4,271,877,824,073.68
  5. Step 5: Solve for x
    x = 4,271,877,824,073.68/2,358,905.31
  6. Step 6: Final answer
    x = 1,810,957.74

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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.