Home / 1,140,940.25-1,574,437.67-624,595.16

Finding the Fourth Proportional to 1,140,940.25, 1,574,437.67 and 624,595.16

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Solution

The fourth proportional to 1,140,940.25, 1,574,437.67 and 624,595.16 is: 861,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,940.25 : 1,574,437.67 = 624,595.16 : x
  2. Step 2: Convert to fraction form
    1,140,940.25/1,574,437.67 = 624,595.16/x
  3. Step 3: Cross multiply
    1,140,940.25x = 1,574,437.67 × 624,595.16
  4. Step 4: Simplify right side
    1,140,940.25x = 983,386,140,531.49
  5. Step 5: Solve for x
    x = 983,386,140,531.49/1,140,940.25
  6. Step 6: Final answer
    x = 861,908.54

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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.