Home / 2,128,802.86-3,193,712.70-708,871.24

Finding the Fourth Proportional to 2,128,802.86, 3,193,712.70 and 708,871.24

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Solution

The fourth proportional to 2,128,802.86, 3,193,712.70 and 708,871.24 is: 1,063,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,802.86 : 3,193,712.70 = 708,871.24 : x
  2. Step 2: Convert to fraction form
    2,128,802.86/3,193,712.70 = 708,871.24/x
  3. Step 3: Cross multiply
    2,128,802.86x = 3,193,712.70 × 708,871.24
  4. Step 4: Simplify right side
    2,128,802.86x = 2,263,931,081,852.75
  5. Step 5: Solve for x
    x = 2,263,931,081,852.75/2,128,802.86
  6. Step 6: Final answer
    x = 1,063,476.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.