Home / 1,133,991.63-1,564,907.77-624,694.01

Finding the Fourth Proportional to 1,133,991.63, 1,564,907.77 and 624,694.01

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Solution

The fourth proportional to 1,133,991.63, 1,564,907.77 and 624,694.01 is: 862,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,991.63 : 1,564,907.77 = 624,694.01 : x
  2. Step 2: Convert to fraction form
    1,133,991.63/1,564,907.77 = 624,694.01/x
  3. Step 3: Cross multiply
    1,133,991.63x = 1,564,907.77 × 624,694.01
  4. Step 4: Simplify right side
    1,133,991.63x = 977,588,507,483.57
  5. Step 5: Solve for x
    x = 977,588,507,483.57/1,133,991.63
  6. Step 6: Final answer
    x = 862,077.35

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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.