Home / 1,971,032.10-2,957,714.55-1,299,056.10

Finding the Fourth Proportional to 1,971,032.10, 2,957,714.55 and 1,299,056.10

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Solution

The fourth proportional to 1,971,032.10, 2,957,714.55 and 1,299,056.10 is: 1,949,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,032.10 : 2,957,714.55 = 1,299,056.10 : x
  2. Step 2: Convert to fraction form
    1,971,032.10/2,957,714.55 = 1,299,056.10/x
  3. Step 3: Cross multiply
    1,971,032.10x = 2,957,714.55 × 1,299,056.10
  4. Step 4: Simplify right side
    1,971,032.10x = 3,842,237,128,236.26
  5. Step 5: Solve for x
    x = 3,842,237,128,236.26/1,971,032.10
  6. Step 6: Final answer
    x = 1,949,352.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.