Home / 994,972.46-1,492,312.88-489,397.74

Finding the Fourth Proportional to 994,972.46, 1,492,312.88 and 489,397.74

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Solution

The fourth proportional to 994,972.46, 1,492,312.88 and 489,397.74 is: 734,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,972.46 : 1,492,312.88 = 489,397.74 : x
  2. Step 2: Convert to fraction form
    994,972.46/1,492,312.88 = 489,397.74/x
  3. Step 3: Cross multiply
    994,972.46x = 1,492,312.88 × 489,397.74
  4. Step 4: Simplify right side
    994,972.46x = 730,334,550,844.89
  5. Step 5: Solve for x
    x = 730,334,550,844.89/994,972.46
  6. Step 6: Final answer
    x = 734,024.89

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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.