Home / 1,140,633.49-1,710,732.21-341,915.12

Finding the Fourth Proportional to 1,140,633.49, 1,710,732.21 and 341,915.12

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Solution

The fourth proportional to 1,140,633.49, 1,710,732.21 and 341,915.12 is: 512,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,633.49 : 1,710,732.21 = 341,915.12 : x
  2. Step 2: Convert to fraction form
    1,140,633.49/1,710,732.21 = 341,915.12/x
  3. Step 3: Cross multiply
    1,140,633.49x = 1,710,732.21 × 341,915.12
  4. Step 4: Simplify right side
    1,140,633.49x = 584,925,208,870.02
  5. Step 5: Solve for x
    x = 584,925,208,870.02/1,140,633.49
  6. Step 6: Final answer
    x = 512,807.33

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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.