Home / 1,859,271.31-2,565,129.63-1,170,985.96

Finding the Fourth Proportional to 1,859,271.31, 2,565,129.63 and 1,170,985.96

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Solution

The fourth proportional to 1,859,271.31, 2,565,129.63 and 1,170,985.96 is: 1,615,541.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,271.31 : 2,565,129.63 = 1,170,985.96 : x
  2. Step 2: Convert to fraction form
    1,859,271.31/2,565,129.63 = 1,170,985.96/x
  3. Step 3: Cross multiply
    1,859,271.31x = 2,565,129.63 × 1,170,985.96
  4. Step 4: Simplify right side
    1,859,271.31x = 3,003,730,789,907.60
  5. Step 5: Solve for x
    x = 3,003,730,789,907.60/1,859,271.31
  6. Step 6: Final answer
    x = 1,615,541.94

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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.