Home / 1,376,895.12-2,064,630-618,083.20

Finding the Fourth Proportional to 1,376,895.12, 2,064,630 and 618,083.20

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Solution

The fourth proportional to 1,376,895.12, 2,064,630 and 618,083.20 is: 926,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,895.12 : 2,064,630 = 618,083.20 : x
  2. Step 2: Convert to fraction form
    1,376,895.12/2,064,630 = 618,083.20/x
  3. Step 3: Cross multiply
    1,376,895.12x = 2,064,630 × 618,083.20
  4. Step 4: Simplify right side
    1,376,895.12x = 1,276,113,117,216
  5. Step 5: Solve for x
    x = 1,276,113,117,216/1,376,895.12
  6. Step 6: Final answer
    x = 926,804.88

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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.