Home / 2,905,398.76-4,009,431.37-1,598,730.50

Finding the Fourth Proportional to 2,905,398.76, 4,009,431.37 and 1,598,730.50

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Solution

The fourth proportional to 2,905,398.76, 4,009,431.37 and 1,598,730.50 is: 2,206,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,398.76 : 4,009,431.37 = 1,598,730.50 : x
  2. Step 2: Convert to fraction form
    2,905,398.76/4,009,431.37 = 1,598,730.50/x
  3. Step 3: Cross multiply
    2,905,398.76x = 4,009,431.37 × 1,598,730.50
  4. Step 4: Simplify right side
    2,905,398.76x = 6,410,000,218,875.79
  5. Step 5: Solve for x
    x = 6,410,000,218,875.79/2,905,398.76
  6. Step 6: Final answer
    x = 2,206,237.68

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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.