Home / 3,142,830-4,337,105.40-1,712,046

Finding the Fourth Proportional to 3,142,830, 4,337,105.40 and 1,712,046

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Solution

The fourth proportional to 3,142,830, 4,337,105.40 and 1,712,046 is: 2,362,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,830 : 4,337,105.40 = 1,712,046 : x
  2. Step 2: Convert to fraction form
    3,142,830/4,337,105.40 = 1,712,046/x
  3. Step 3: Cross multiply
    3,142,830x = 4,337,105.40 × 1,712,046
  4. Step 4: Simplify right side
    3,142,830x = 7,425,323,951,648.40
  5. Step 5: Solve for x
    x = 7,425,323,951,648.40/3,142,830
  6. Step 6: Final answer
    x = 2,362,623.48

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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.