Home / 3,160,742.86-4,361,825.16-1,710,438.32

Finding the Fourth Proportional to 3,160,742.86, 4,361,825.16 and 1,710,438.32

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Solution

The fourth proportional to 3,160,742.86, 4,361,825.16 and 1,710,438.32 is: 2,360,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,742.86 : 4,361,825.16 = 1,710,438.32 : x
  2. Step 2: Convert to fraction form
    3,160,742.86/4,361,825.16 = 1,710,438.32/x
  3. Step 3: Cross multiply
    3,160,742.86x = 4,361,825.16 × 1,710,438.32
  4. Step 4: Simplify right side
    3,160,742.86x = 7,460,632,898,804.13
  5. Step 5: Solve for x
    x = 7,460,632,898,804.13/3,160,742.86
  6. Step 6: Final answer
    x = 2,360,404.89

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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.