Home / 1,457,891.34-2,186,689.35-393,041.04

Finding the Fourth Proportional to 1,457,891.34, 2,186,689.35 and 393,041.04

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Solution

The fourth proportional to 1,457,891.34, 2,186,689.35 and 393,041.04 is: 589,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,891.34 : 2,186,689.35 = 393,041.04 : x
  2. Step 2: Convert to fraction form
    1,457,891.34/2,186,689.35 = 393,041.04/x
  3. Step 3: Cross multiply
    1,457,891.34x = 2,186,689.35 × 393,041.04
  4. Step 4: Simplify right side
    1,457,891.34x = 859,458,656,280.92
  5. Step 5: Solve for x
    x = 859,458,656,280.92/1,457,891.34
  6. Step 6: Final answer
    x = 589,521.75

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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.