Home / 1,140,992.60-1,574,563.95-624,737.12

Finding the Fourth Proportional to 1,140,992.60, 1,574,563.95 and 624,737.12

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Solution

The fourth proportional to 1,140,992.60, 1,574,563.95 and 624,737.12 is: 862,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,992.60 : 1,574,563.95 = 624,737.12 : x
  2. Step 2: Convert to fraction form
    1,140,992.60/1,574,563.95 = 624,737.12/x
  3. Step 3: Cross multiply
    1,140,992.60x = 1,574,563.95 × 624,737.12
  4. Step 4: Simplify right side
    1,140,992.60x = 983,688,539,506.00
  5. Step 5: Solve for x
    x = 983,688,539,506.00/1,140,992.60
  6. Step 6: Final answer
    x = 862,134.03

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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.