Home / 1,706,841.72-2,355,509.16-981,688.55

Finding the Fourth Proportional to 1,706,841.72, 2,355,509.16 and 981,688.55

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Solution

The fourth proportional to 1,706,841.72, 2,355,509.16 and 981,688.55 is: 1,354,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,841.72 : 2,355,509.16 = 981,688.55 : x
  2. Step 2: Convert to fraction form
    1,706,841.72/2,355,509.16 = 981,688.55/x
  3. Step 3: Cross multiply
    1,706,841.72x = 2,355,509.16 × 981,688.55
  4. Step 4: Simplify right side
    1,706,841.72x = 2,312,376,360,014.57
  5. Step 5: Solve for x
    x = 2,312,376,360,014.57/1,706,841.72
  6. Step 6: Final answer
    x = 1,354,769.06

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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.