Home / 1,971,001.80-2,956,502.70-708,665.40

Finding the Fourth Proportional to 1,971,001.80, 2,956,502.70 and 708,665.40

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Solution

The fourth proportional to 1,971,001.80, 2,956,502.70 and 708,665.40 is: 1,062,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,001.80 : 2,956,502.70 = 708,665.40 : x
  2. Step 2: Convert to fraction form
    1,971,001.80/2,956,502.70 = 708,665.40/x
  3. Step 3: Cross multiply
    1,971,001.80x = 2,956,502.70 × 708,665.40
  4. Step 4: Simplify right side
    1,971,001.80x = 2,095,171,168,496.58
  5. Step 5: Solve for x
    x = 2,095,171,168,496.58/1,971,001.80
  6. Step 6: Final answer
    x = 1,062,998.10

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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.