Home / 1,450,530.90-2,175,795.95-453,258.90

Finding the Fourth Proportional to 1,450,530.90, 2,175,795.95 and 453,258.90

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Solution

The fourth proportional to 1,450,530.90, 2,175,795.95 and 453,258.90 is: 679,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,530.90 : 2,175,795.95 = 453,258.90 : x
  2. Step 2: Convert to fraction form
    1,450,530.90/2,175,795.95 = 453,258.90/x
  3. Step 3: Cross multiply
    1,450,530.90x = 2,175,795.95 × 453,258.90
  4. Step 4: Simplify right side
    1,450,530.90x = 986,198,876,655.16
  5. Step 5: Solve for x
    x = 986,198,876,655.16/1,450,530.90
  6. Step 6: Final answer
    x = 679,888.22

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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.