Home / 1,055,767.42-1,583,490.75-345,779.74

Finding the Fourth Proportional to 1,055,767.42, 1,583,490.75 and 345,779.74

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Solution

The fourth proportional to 1,055,767.42, 1,583,490.75 and 345,779.74 is: 518,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,767.42 : 1,583,490.75 = 345,779.74 : x
  2. Step 2: Convert to fraction form
    1,055,767.42/1,583,490.75 = 345,779.74/x
  3. Step 3: Cross multiply
    1,055,767.42x = 1,583,490.75 × 345,779.74
  4. Step 4: Simplify right side
    1,055,767.42x = 547,539,019,827.41
  5. Step 5: Solve for x
    x = 547,539,019,827.41/1,055,767.42
  6. Step 6: Final answer
    x = 518,617.08

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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.