Home / 1,545,323.40-2,318,676.30-703,441.80

Finding the Fourth Proportional to 1,545,323.40, 2,318,676.30 and 703,441.80

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Solution

The fourth proportional to 1,545,323.40, 2,318,676.30 and 703,441.80 is: 1,055,477.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,323.40 : 2,318,676.30 = 703,441.80 : x
  2. Step 2: Convert to fraction form
    1,545,323.40/2,318,676.30 = 703,441.80/x
  3. Step 3: Cross multiply
    1,545,323.40x = 2,318,676.30 × 703,441.80
  4. Step 4: Simplify right side
    1,545,323.40x = 1,631,053,830,089.34
  5. Step 5: Solve for x
    x = 1,631,053,830,089.34/1,545,323.40
  6. Step 6: Final answer
    x = 1,055,477.34

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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.