Home / 1,191,020.04-1,643,422.64-707,572.76

Finding the Fourth Proportional to 1,191,020.04, 1,643,422.64 and 707,572.76

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Solution

The fourth proportional to 1,191,020.04, 1,643,422.64 and 707,572.76 is: 976,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,020.04 : 1,643,422.64 = 707,572.76 : x
  2. Step 2: Convert to fraction form
    1,191,020.04/1,643,422.64 = 707,572.76/x
  3. Step 3: Cross multiply
    1,191,020.04x = 1,643,422.64 × 707,572.76
  4. Step 4: Simplify right side
    1,191,020.04x = 1,162,841,089,693.42
  5. Step 5: Solve for x
    x = 1,162,841,089,693.42/1,191,020.04
  6. Step 6: Final answer
    x = 976,340.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.