Home / 1,416,705.84-1,955,027.34-772,130.52

Finding the Fourth Proportional to 1,416,705.84, 1,955,027.34 and 772,130.52

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Solution

The fourth proportional to 1,416,705.84, 1,955,027.34 and 772,130.52 is: 1,065,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,705.84 : 1,955,027.34 = 772,130.52 : x
  2. Step 2: Convert to fraction form
    1,416,705.84/1,955,027.34 = 772,130.52/x
  3. Step 3: Cross multiply
    1,416,705.84x = 1,955,027.34 × 772,130.52
  4. Step 4: Simplify right side
    1,416,705.84x = 1,509,536,276,648.42
  5. Step 5: Solve for x
    x = 1,509,536,276,648.42/1,416,705.84
  6. Step 6: Final answer
    x = 1,065,525.56

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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.