Home / 1,405,904.52-2,108,420.58-507,229.41

Finding the Fourth Proportional to 1,405,904.52, 2,108,420.58 and 507,229.41

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Solution

The fourth proportional to 1,405,904.52, 2,108,420.58 and 507,229.41 is: 760,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,904.52 : 2,108,420.58 = 507,229.41 : x
  2. Step 2: Convert to fraction form
    1,405,904.52/2,108,420.58 = 507,229.41/x
  3. Step 3: Cross multiply
    1,405,904.52x = 2,108,420.58 × 507,229.41
  4. Step 4: Simplify right side
    1,405,904.52x = 1,069,452,926,825.26
  5. Step 5: Solve for x
    x = 1,069,452,926,825.26/1,405,904.52
  6. Step 6: Final answer
    x = 760,686.74

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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.