Home / 1,545,695.87-2,316,548.16-692,142.57

Finding the Fourth Proportional to 1,545,695.87, 2,316,548.16 and 692,142.57

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Solution

The fourth proportional to 1,545,695.87, 2,316,548.16 and 692,142.57 is: 1,037,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,695.87 : 2,316,548.16 = 692,142.57 : x
  2. Step 2: Convert to fraction form
    1,545,695.87/2,316,548.16 = 692,142.57/x
  3. Step 3: Cross multiply
    1,545,695.87x = 2,316,548.16 × 692,142.57
  4. Step 4: Simplify right side
    1,545,695.87x = 1,603,381,596,991.17
  5. Step 5: Solve for x
    x = 1,603,381,596,991.17/1,545,695.87
  6. Step 6: Final answer
    x = 1,037,320.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.