Home / 1,896,681.76-2,617,441.49-1,037,223.56

Finding the Fourth Proportional to 1,896,681.76, 2,617,441.49 and 1,037,223.56

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Solution

The fourth proportional to 1,896,681.76, 2,617,441.49 and 1,037,223.56 is: 1,431,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,681.76 : 2,617,441.49 = 1,037,223.56 : x
  2. Step 2: Convert to fraction form
    1,896,681.76/2,617,441.49 = 1,037,223.56/x
  3. Step 3: Cross multiply
    1,896,681.76x = 2,617,441.49 × 1,037,223.56
  4. Step 4: Simplify right side
    1,896,681.76x = 2,714,871,989,486.17
  5. Step 5: Solve for x
    x = 2,714,871,989,486.17/1,896,681.76
  6. Step 6: Final answer
    x = 1,431,379.82

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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.