Home / 1,409,720.35-2,113,104.30-556,462.30

Finding the Fourth Proportional to 1,409,720.35, 2,113,104.30 and 556,462.30

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Solution

The fourth proportional to 1,409,720.35, 2,113,104.30 and 556,462.30 is: 834,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,720.35 : 2,113,104.30 = 556,462.30 : x
  2. Step 2: Convert to fraction form
    1,409,720.35/2,113,104.30 = 556,462.30/x
  3. Step 3: Cross multiply
    1,409,720.35x = 2,113,104.30 × 556,462.30
  4. Step 4: Simplify right side
    1,409,720.35x = 1,175,862,878,917.89
  5. Step 5: Solve for x
    x = 1,175,862,878,917.89/1,409,720.35
  6. Step 6: Final answer
    x = 834,110.74

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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.