Home / 1,450,530.40-2,175,795.19-453,258.40

Finding the Fourth Proportional to 1,450,530.40, 2,175,795.19 and 453,258.40

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Solution

The fourth proportional to 1,450,530.40, 2,175,795.19 and 453,258.40 is: 679,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,530.40 : 2,175,795.19 = 453,258.40 : x
  2. Step 2: Convert to fraction form
    1,450,530.40/2,175,795.19 = 453,258.40/x
  3. Step 3: Cross multiply
    1,450,530.40x = 2,175,795.19 × 453,258.40
  4. Step 4: Simplify right side
    1,450,530.40x = 986,197,446,547.10
  5. Step 5: Solve for x
    x = 986,197,446,547.10/1,450,530.40
  6. Step 6: Final answer
    x = 679,887.47

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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.