Home / 1,657,400.01-2,486,089.01-426,406.02

Finding the Fourth Proportional to 1,657,400.01, 2,486,089.01 and 426,406.02

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Solution

The fourth proportional to 1,657,400.01, 2,486,089.01 and 426,406.02 is: 639,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,400.01 : 2,486,089.01 = 426,406.02 : x
  2. Step 2: Convert to fraction form
    1,657,400.01/2,486,089.01 = 426,406.02/x
  3. Step 3: Cross multiply
    1,657,400.01x = 2,486,089.01 × 426,406.02
  4. Step 4: Simplify right side
    1,657,400.01x = 1,060,083,317,987.81
  5. Step 5: Solve for x
    x = 1,060,083,317,987.81/1,657,400.01
  6. Step 6: Final answer
    x = 639,606.20

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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.