Home / 2,108,734.96-2,909,939.16-1,249,374.64

Finding the Fourth Proportional to 2,108,734.96, 2,909,939.16 and 1,249,374.64

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Solution

The fourth proportional to 2,108,734.96, 2,909,939.16 and 1,249,374.64 is: 1,724,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,734.96 : 2,909,939.16 = 1,249,374.64 : x
  2. Step 2: Convert to fraction form
    2,108,734.96/2,909,939.16 = 1,249,374.64/x
  3. Step 3: Cross multiply
    2,108,734.96x = 2,909,939.16 × 1,249,374.64
  4. Step 4: Simplify right side
    2,108,734.96x = 3,635,604,190,446.90
  5. Step 5: Solve for x
    x = 3,635,604,190,446.90/2,108,734.96
  6. Step 6: Final answer
    x = 1,724,068.82

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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.