Home / 1,080,534.07-1,620,870.23-415,686.07

Finding the Fourth Proportional to 1,080,534.07, 1,620,870.23 and 415,686.07

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Solution

The fourth proportional to 1,080,534.07, 1,620,870.23 and 415,686.07 is: 623,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,534.07 : 1,620,870.23 = 415,686.07 : x
  2. Step 2: Convert to fraction form
    1,080,534.07/1,620,870.23 = 415,686.07/x
  3. Step 3: Cross multiply
    1,080,534.07x = 1,620,870.23 × 415,686.07
  4. Step 4: Simplify right side
    1,080,534.07x = 673,773,175,888.70
  5. Step 5: Solve for x
    x = 673,773,175,888.70/1,080,534.07
  6. Step 6: Final answer
    x = 623,555.70

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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.