Home / 1,134,039.87-1,564,974.93-624,742.23

Finding the Fourth Proportional to 1,134,039.87, 1,564,974.93 and 624,742.23

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Solution

The fourth proportional to 1,134,039.87, 1,564,974.93 and 624,742.23 is: 862,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,039.87 : 1,564,974.93 = 624,742.23 : x
  2. Step 2: Convert to fraction form
    1,134,039.87/1,564,974.93 = 624,742.23/x
  3. Step 3: Cross multiply
    1,134,039.87x = 1,564,974.93 × 624,742.23
  4. Step 4: Simplify right side
    1,134,039.87x = 977,705,927,662.29
  5. Step 5: Solve for x
    x = 977,705,927,662.29/1,134,039.87
  6. Step 6: Final answer
    x = 862,144.23

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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.