Home / 1,305,113.40-1,956,114.90-546,953.40

Finding the Fourth Proportional to 1,305,113.40, 1,956,114.90 and 546,953.40

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Solution

The fourth proportional to 1,305,113.40, 1,956,114.90 and 546,953.40 is: 819,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,113.40 : 1,956,114.90 = 546,953.40 : x
  2. Step 2: Convert to fraction form
    1,305,113.40/1,956,114.90 = 546,953.40/x
  3. Step 3: Cross multiply
    1,305,113.40x = 1,956,114.90 × 546,953.40
  4. Step 4: Simplify right side
    1,305,113.40x = 1,069,903,695,345.66
  5. Step 5: Solve for x
    x = 1,069,903,695,345.66/1,305,113.40
  6. Step 6: Final answer
    x = 819,778.34

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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.