Home / 1,030,064.67-1,545,782.58-423,350.55

Finding the Fourth Proportional to 1,030,064.67, 1,545,782.58 and 423,350.55

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Solution

The fourth proportional to 1,030,064.67, 1,545,782.58 and 423,350.55 is: 635,307.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,064.67 : 1,545,782.58 = 423,350.55 : x
  2. Step 2: Convert to fraction form
    1,030,064.67/1,545,782.58 = 423,350.55/x
  3. Step 3: Cross multiply
    1,030,064.67x = 1,545,782.58 × 423,350.55
  4. Step 4: Simplify right side
    1,030,064.67x = 654,407,905,423.42
  5. Step 5: Solve for x
    x = 654,407,905,423.42/1,030,064.67
  6. Step 6: Final answer
    x = 635,307.59

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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.