Home / 2,108,201.16-2,908,009.50-1,556,352.72

Finding the Fourth Proportional to 2,108,201.16, 2,908,009.50 and 1,556,352.72

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Solution

The fourth proportional to 2,108,201.16, 2,908,009.50 and 1,556,352.72 is: 2,146,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,201.16 : 2,908,009.50 = 1,556,352.72 : x
  2. Step 2: Convert to fraction form
    2,108,201.16/2,908,009.50 = 1,556,352.72/x
  3. Step 3: Cross multiply
    2,108,201.16x = 2,908,009.50 × 1,556,352.72
  4. Step 4: Simplify right side
    2,108,201.16x = 4,525,888,495,110.84
  5. Step 5: Solve for x
    x = 4,525,888,495,110.84/2,108,201.16
  6. Step 6: Final answer
    x = 2,146,801.06

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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.