Home / 1,416,170.15-1,954,290.13-771,595.03

Finding the Fourth Proportional to 1,416,170.15, 1,954,290.13 and 771,595.03

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Solution

The fourth proportional to 1,416,170.15, 1,954,290.13 and 771,595.03 is: 1,064,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,170.15 : 1,954,290.13 = 771,595.03 : x
  2. Step 2: Convert to fraction form
    1,416,170.15/1,954,290.13 = 771,595.03/x
  3. Step 3: Cross multiply
    1,416,170.15x = 1,954,290.13 × 771,595.03
  4. Step 4: Simplify right side
    1,416,170.15x = 1,507,920,551,486.05
  5. Step 5: Solve for x
    x = 1,507,920,551,486.05/1,416,170.15
  6. Step 6: Final answer
    x = 1,064,787.70

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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.