Home / 1,140,857.77-1,574,402.43-624,603.10

Finding the Fourth Proportional to 1,140,857.77, 1,574,402.43 and 624,603.10

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Solution

The fourth proportional to 1,140,857.77, 1,574,402.43 and 624,603.10 is: 861,962.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,857.77 : 1,574,402.43 = 624,603.10 : x
  2. Step 2: Convert to fraction form
    1,140,857.77/1,574,402.43 = 624,603.10/x
  3. Step 3: Cross multiply
    1,140,857.77x = 1,574,402.43 × 624,603.10
  4. Step 4: Simplify right side
    1,140,857.77x = 983,376,638,425.53
  5. Step 5: Solve for x
    x = 983,376,638,425.53/1,140,857.77
  6. Step 6: Final answer
    x = 861,962.52

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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.