Home / 1,525,763.40-2,286,020.70-993,010.20

Finding the Fourth Proportional to 1,525,763.40, 2,286,020.70 and 993,010.20

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Solution

The fourth proportional to 1,525,763.40, 2,286,020.70 and 993,010.20 is: 1,487,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,763.40 : 2,286,020.70 = 993,010.20 : x
  2. Step 2: Convert to fraction form
    1,525,763.40/2,286,020.70 = 993,010.20/x
  3. Step 3: Cross multiply
    1,525,763.40x = 2,286,020.70 × 993,010.20
  4. Step 4: Simplify right side
    1,525,763.40x = 2,270,041,872,511.14
  5. Step 5: Solve for x
    x = 2,270,041,872,511.14/1,525,763.40
  6. Step 6: Final answer
    x = 1,487,807.27

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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.