Home / 1,140,931.26-1,574,425.19-624,586.20

Finding the Fourth Proportional to 1,140,931.26, 1,574,425.19 and 624,586.20

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Solution

The fourth proportional to 1,140,931.26, 1,574,425.19 and 624,586.20 is: 861,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,931.26 : 1,574,425.19 = 624,586.20 : x
  2. Step 2: Convert to fraction form
    1,140,931.26/1,574,425.19 = 624,586.20/x
  3. Step 3: Cross multiply
    1,140,931.26x = 1,574,425.19 × 624,586.20
  4. Step 4: Simplify right side
    1,140,931.26x = 983,364,242,263.75
  5. Step 5: Solve for x
    x = 983,364,242,263.75/1,140,931.26
  6. Step 6: Final answer
    x = 861,896.13

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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.