Home / 1,361,490.02-2,043,496.07-688,045.22

Finding the Fourth Proportional to 1,361,490.02, 2,043,496.07 and 688,045.22

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Solution

The fourth proportional to 1,361,490.02, 2,043,496.07 and 688,045.22 is: 1,032,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,490.02 : 2,043,496.07 = 688,045.22 : x
  2. Step 2: Convert to fraction form
    1,361,490.02/2,043,496.07 = 688,045.22/x
  3. Step 3: Cross multiply
    1,361,490.02x = 2,043,496.07 × 688,045.22
  4. Step 4: Simplify right side
    1,361,490.02x = 1,406,017,703,052.29
  5. Step 5: Solve for x
    x = 1,406,017,703,052.29/1,361,490.02
  6. Step 6: Final answer
    x = 1,032,705.11

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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.