Home / 1,368,921.34-2,053,225.09-358,140.84

Finding the Fourth Proportional to 1,368,921.34, 2,053,225.09 and 358,140.84

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Solution

The fourth proportional to 1,368,921.34, 2,053,225.09 and 358,140.84 is: 537,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,921.34 : 2,053,225.09 = 358,140.84 : x
  2. Step 2: Convert to fraction form
    1,368,921.34/2,053,225.09 = 358,140.84/x
  3. Step 3: Cross multiply
    1,368,921.34x = 2,053,225.09 × 358,140.84
  4. Step 4: Simplify right side
    1,368,921.34x = 735,343,758,441.68
  5. Step 5: Solve for x
    x = 735,343,758,441.68/1,368,921.34
  6. Step 6: Final answer
    x = 537,170.21

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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.