Home / 1,357,621.53-2,036,400.75-683,521.86

Finding the Fourth Proportional to 1,357,621.53, 2,036,400.75 and 683,521.86

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Solution

The fourth proportional to 1,357,621.53, 2,036,400.75 and 683,521.86 is: 1,025,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,621.53 : 2,036,400.75 = 683,521.86 : x
  2. Step 2: Convert to fraction form
    1,357,621.53/2,036,400.75 = 683,521.86/x
  3. Step 3: Cross multiply
    1,357,621.53x = 2,036,400.75 × 683,521.86
  4. Step 4: Simplify right side
    1,357,621.53x = 1,391,924,428,345.40
  5. Step 5: Solve for x
    x = 1,391,924,428,345.40/1,357,621.53
  6. Step 6: Final answer
    x = 1,025,266.91

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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.