Home / 1,143,830.64-1,578,675.51-634,697.04

Finding the Fourth Proportional to 1,143,830.64, 1,578,675.51 and 634,697.04

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Solution

The fourth proportional to 1,143,830.64, 1,578,675.51 and 634,697.04 is: 875,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,830.64 : 1,578,675.51 = 634,697.04 : x
  2. Step 2: Convert to fraction form
    1,143,830.64/1,578,675.51 = 634,697.04/x
  3. Step 3: Cross multiply
    1,143,830.64x = 1,578,675.51 × 634,697.04
  4. Step 4: Simplify right side
    1,143,830.64x = 1,001,980,673,317.49
  5. Step 5: Solve for x
    x = 1,001,980,673,317.49/1,143,830.64
  6. Step 6: Final answer
    x = 875,986.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.