Home / 1,156,907.60-1,733,611.80-978,448.40

Finding the Fourth Proportional to 1,156,907.60, 1,733,611.80 and 978,448.40

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Solution

The fourth proportional to 1,156,907.60, 1,733,611.80 and 978,448.40 is: 1,466,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,907.60 : 1,733,611.80 = 978,448.40 : x
  2. Step 2: Convert to fraction form
    1,156,907.60/1,733,611.80 = 978,448.40/x
  3. Step 3: Cross multiply
    1,156,907.60x = 1,733,611.80 × 978,448.40
  4. Step 4: Simplify right side
    1,156,907.60x = 1,696,249,691,931.12
  5. Step 5: Solve for x
    x = 1,696,249,691,931.12/1,156,907.60
  6. Step 6: Final answer
    x = 1,466,192.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.