Home / 1,971,010.80-2,956,516.20-708,674.40

Finding the Fourth Proportional to 1,971,010.80, 2,956,516.20 and 708,674.40

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Solution

The fourth proportional to 1,971,010.80, 2,956,516.20 and 708,674.40 is: 1,063,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,010.80 : 2,956,516.20 = 708,674.40 : x
  2. Step 2: Convert to fraction form
    1,971,010.80/2,956,516.20 = 708,674.40/x
  3. Step 3: Cross multiply
    1,971,010.80x = 2,956,516.20 × 708,674.40
  4. Step 4: Simplify right side
    1,971,010.80x = 2,095,207,344,125.28
  5. Step 5: Solve for x
    x = 2,095,207,344,125.28/1,971,010.80
  6. Step 6: Final answer
    x = 1,063,011.60

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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.