Home / 2,994,368.80-4,492,136.40-864,522.40

Finding the Fourth Proportional to 2,994,368.80, 4,492,136.40 and 864,522.40

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Solution

The fourth proportional to 2,994,368.80, 4,492,136.40 and 864,522.40 is: 1,296,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,368.80 : 4,492,136.40 = 864,522.40 : x
  2. Step 2: Convert to fraction form
    2,994,368.80/4,492,136.40 = 864,522.40/x
  3. Step 3: Cross multiply
    2,994,368.80x = 4,492,136.40 × 864,522.40
  4. Step 4: Simplify right side
    2,994,368.80x = 3,883,552,541,655.36
  5. Step 5: Solve for x
    x = 3,883,552,541,655.36/2,994,368.80
  6. Step 6: Final answer
    x = 1,296,951.98

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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.