Home / 1,133,807.60-1,564,654.32-624,509.96

Finding the Fourth Proportional to 1,133,807.60, 1,564,654.32 and 624,509.96

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Solution

The fourth proportional to 1,133,807.60, 1,564,654.32 and 624,509.96 is: 861,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,807.60 : 1,564,654.32 = 624,509.96 : x
  2. Step 2: Convert to fraction form
    1,133,807.60/1,564,654.32 = 624,509.96/x
  3. Step 3: Cross multiply
    1,133,807.60x = 1,564,654.32 × 624,509.96
  4. Step 4: Simplify right side
    1,133,807.60x = 977,142,206,797.03
  5. Step 5: Solve for x
    x = 977,142,206,797.03/1,133,807.60
  6. Step 6: Final answer
    x = 861,823.65

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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.