Home / 1,140,817.17-1,574,328.16-624,604.53

Finding the Fourth Proportional to 1,140,817.17, 1,574,328.16 and 624,604.53

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Solution

The fourth proportional to 1,140,817.17, 1,574,328.16 and 624,604.53 is: 861,954.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,817.17 : 1,574,328.16 = 624,604.53 : x
  2. Step 2: Convert to fraction form
    1,140,817.17/1,574,328.16 = 624,604.53/x
  3. Step 3: Cross multiply
    1,140,817.17x = 1,574,328.16 × 624,604.53
  4. Step 4: Simplify right side
    1,140,817.17x = 983,332,500,442.57
  5. Step 5: Solve for x
    x = 983,332,500,442.57/1,140,817.17
  6. Step 6: Final answer
    x = 861,954.51

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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.