Home / 1,235,643.40-1,854,501.90-605,096.20

Finding the Fourth Proportional to 1,235,643.40, 1,854,501.90 and 605,096.20

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Solution

The fourth proportional to 1,235,643.40, 1,854,501.90 and 605,096.20 is: 908,152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,643.40 : 1,854,501.90 = 605,096.20 : x
  2. Step 2: Convert to fraction form
    1,235,643.40/1,854,501.90 = 605,096.20/x
  3. Step 3: Cross multiply
    1,235,643.40x = 1,854,501.90 × 605,096.20
  4. Step 4: Simplify right side
    1,235,643.40x = 1,122,152,052,582.78
  5. Step 5: Solve for x
    x = 1,122,152,052,582.78/1,235,643.40
  6. Step 6: Final answer
    x = 908,152.02

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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.