Home / 1,349,653.08-2,024,483.46-390,186.78

Finding the Fourth Proportional to 1,349,653.08, 2,024,483.46 and 390,186.78

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Solution

The fourth proportional to 1,349,653.08, 2,024,483.46 and 390,186.78 is: 585,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,653.08 : 2,024,483.46 = 390,186.78 : x
  2. Step 2: Convert to fraction form
    1,349,653.08/2,024,483.46 = 390,186.78/x
  3. Step 3: Cross multiply
    1,349,653.08x = 2,024,483.46 × 390,186.78
  4. Step 4: Simplify right side
    1,349,653.08x = 789,926,682,420.66
  5. Step 5: Solve for x
    x = 789,926,682,420.66/1,349,653.08
  6. Step 6: Final answer
    x = 585,281.28

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1.5x scale

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.