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Finding the Fourth Proportional to 994,554.84, 1,492,875.84 and 881,426.46

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Solution

The fourth proportional to 994,554.84, 1,492,875.84 and 881,426.46 is: 1,323,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,554.84 : 1,492,875.84 = 881,426.46 : x
  2. Step 2: Convert to fraction form
    994,554.84/1,492,875.84 = 881,426.46/x
  3. Step 3: Cross multiply
    994,554.84x = 1,492,875.84 × 881,426.46
  4. Step 4: Simplify right side
    994,554.84x = 1,315,860,266,870.73
  5. Step 5: Solve for x
    x = 1,315,860,266,870.73/994,554.84
  6. Step 6: Final answer
    x = 1,323,064.57

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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.