Home / 1,140,929.60-1,574,423.01-624,584.57

Finding the Fourth Proportional to 1,140,929.60, 1,574,423.01 and 624,584.57

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Solution

The fourth proportional to 1,140,929.60, 1,574,423.01 and 624,584.57 is: 861,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,929.60 : 1,574,423.01 = 624,584.57 : x
  2. Step 2: Convert to fraction form
    1,140,929.60/1,574,423.01 = 624,584.57/x
  3. Step 3: Cross multiply
    1,140,929.60x = 1,574,423.01 × 624,584.57
  4. Step 4: Simplify right side
    1,140,929.60x = 983,360,310,826.84
  5. Step 5: Solve for x
    x = 983,360,310,826.84/1,140,929.60
  6. Step 6: Final answer
    x = 861,893.95

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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.