Home / 2,971,557.40-4,100,765.58-1,613,430.40

Finding the Fourth Proportional to 2,971,557.40, 4,100,765.58 and 1,613,430.40

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Solution

The fourth proportional to 2,971,557.40, 4,100,765.58 and 1,613,430.40 is: 2,226,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,557.40 : 4,100,765.58 = 1,613,430.40 : x
  2. Step 2: Convert to fraction form
    2,971,557.40/4,100,765.58 = 1,613,430.40/x
  3. Step 3: Cross multiply
    2,971,557.40x = 4,100,765.58 × 1,613,430.40
  4. Step 4: Simplify right side
    2,971,557.40x = 6,616,299,850,045.63
  5. Step 5: Solve for x
    x = 6,616,299,850,045.63/2,971,557.40
  6. Step 6: Final answer
    x = 2,226,542.84

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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.