Home / 1,036,661.65-1,554,992.48-977,612.65

Finding the Fourth Proportional to 1,036,661.65, 1,554,992.48 and 977,612.65

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Solution

The fourth proportional to 1,036,661.65, 1,554,992.48 and 977,612.65 is: 1,466,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,661.65 : 1,554,992.48 = 977,612.65 : x
  2. Step 2: Convert to fraction form
    1,036,661.65/1,554,992.48 = 977,612.65/x
  3. Step 3: Cross multiply
    1,036,661.65x = 1,554,992.48 × 977,612.65
  4. Step 4: Simplify right side
    1,036,661.65x = 1,520,180,319,102.87
  5. Step 5: Solve for x
    x = 1,520,180,319,102.87/1,036,661.65
  6. Step 6: Final answer
    x = 1,466,418.98

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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.