Home / 1,148,319.84-1,583,038.88-807,731.04

Finding the Fourth Proportional to 1,148,319.84, 1,583,038.88 and 807,731.04

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Solution

The fourth proportional to 1,148,319.84, 1,583,038.88 and 807,731.04 is: 1,113,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,319.84 : 1,583,038.88 = 807,731.04 : x
  2. Step 2: Convert to fraction form
    1,148,319.84/1,583,038.88 = 807,731.04/x
  3. Step 3: Cross multiply
    1,148,319.84x = 1,583,038.88 × 807,731.04
  4. Step 4: Simplify right side
    1,148,319.84x = 1,278,669,640,902.84
  5. Step 5: Solve for x
    x = 1,278,669,640,902.84/1,148,319.84
  6. Step 6: Final answer
    x = 1,113,513.50

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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.