Home / 1,971,204.90-2,956,807.35-773,166.30

Finding the Fourth Proportional to 1,971,204.90, 2,956,807.35 and 773,166.30

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Solution

The fourth proportional to 1,971,204.90, 2,956,807.35 and 773,166.30 is: 1,159,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,204.90 : 2,956,807.35 = 773,166.30 : x
  2. Step 2: Convert to fraction form
    1,971,204.90/2,956,807.35 = 773,166.30/x
  3. Step 3: Cross multiply
    1,971,204.90x = 2,956,807.35 × 773,166.30
  4. Step 4: Simplify right side
    1,971,204.90x = 2,286,103,798,612.31
  5. Step 5: Solve for x
    x = 2,286,103,798,612.31/1,971,204.90
  6. Step 6: Final answer
    x = 1,159,749.45

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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.