Home / 1,416,046.15-1,954,137.84-771,464.35

Finding the Fourth Proportional to 1,416,046.15, 1,954,137.84 and 771,464.35

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Solution

The fourth proportional to 1,416,046.15, 1,954,137.84 and 771,464.35 is: 1,064,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,046.15 : 1,954,137.84 = 771,464.35 : x
  2. Step 2: Convert to fraction form
    1,416,046.15/1,954,137.84 = 771,464.35/x
  3. Step 3: Cross multiply
    1,416,046.15x = 1,954,137.84 × 771,464.35
  4. Step 4: Simplify right side
    1,416,046.15x = 1,507,547,678,546.00
  5. Step 5: Solve for x
    x = 1,507,547,678,546.00/1,416,046.15
  6. Step 6: Final answer
    x = 1,064,617.62

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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.