Home / 1,010,803.16-1,515,312.12-412,265

Finding the Fourth Proportional to 1,010,803.16, 1,515,312.12 and 412,265

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Solution

The fourth proportional to 1,010,803.16, 1,515,312.12 and 412,265 is: 618,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,803.16 : 1,515,312.12 = 412,265 : x
  2. Step 2: Convert to fraction form
    1,010,803.16/1,515,312.12 = 412,265/x
  3. Step 3: Cross multiply
    1,010,803.16x = 1,515,312.12 × 412,265
  4. Step 4: Simplify right side
    1,010,803.16x = 624,710,151,151.80
  5. Step 5: Solve for x
    x = 624,710,151,151.80/1,010,803.16
  6. Step 6: Final answer
    x = 618,033.44

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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.