Home / 1,140,922.36-1,574,410.38-624,576.40

Finding the Fourth Proportional to 1,140,922.36, 1,574,410.38 and 624,576.40

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Solution

The fourth proportional to 1,140,922.36, 1,574,410.38 and 624,576.40 is: 861,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,922.36 : 1,574,410.38 = 624,576.40 : x
  2. Step 2: Convert to fraction form
    1,140,922.36/1,574,410.38 = 624,576.40/x
  3. Step 3: Cross multiply
    1,140,922.36x = 1,574,410.38 × 624,576.40
  4. Step 4: Simplify right side
    1,140,922.36x = 983,339,567,263.03
  5. Step 5: Solve for x
    x = 983,339,567,263.03/1,140,922.36
  6. Step 6: Final answer
    x = 861,881.23

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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.