Home / 1,140,935.50-1,574,431.12-624,590.41

Finding the Fourth Proportional to 1,140,935.50, 1,574,431.12 and 624,590.41

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Solution

The fourth proportional to 1,140,935.50, 1,574,431.12 and 624,590.41 is: 861,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,935.50 : 1,574,431.12 = 624,590.41 : x
  2. Step 2: Convert to fraction form
    1,140,935.50/1,574,431.12 = 624,590.41/x
  3. Step 3: Cross multiply
    1,140,935.50x = 1,574,431.12 × 624,590.41
  4. Step 4: Simplify right side
    1,140,935.50x = 983,374,567,762.45
  5. Step 5: Solve for x
    x = 983,374,567,762.45/1,140,935.50
  6. Step 6: Final answer
    x = 861,901.98

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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.