Home / 1,211,753.60-1,817,630.40-975,557.60

Finding the Fourth Proportional to 1,211,753.60, 1,817,630.40 and 975,557.60

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Solution

The fourth proportional to 1,211,753.60, 1,817,630.40 and 975,557.60 is: 1,463,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,753.60 : 1,817,630.40 = 975,557.60 : x
  2. Step 2: Convert to fraction form
    1,211,753.60/1,817,630.40 = 975,557.60/x
  3. Step 3: Cross multiply
    1,211,753.60x = 1,817,630.40 × 975,557.60
  4. Step 4: Simplify right side
    1,211,753.60x = 1,773,203,150,711.04
  5. Step 5: Solve for x
    x = 1,773,203,150,711.04/1,211,753.60
  6. Step 6: Final answer
    x = 1,463,336.40

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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.