Home / 1,143,863.16-1,578,533.03-634,565.53

Finding the Fourth Proportional to 1,143,863.16, 1,578,533.03 and 634,565.53

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Solution

The fourth proportional to 1,143,863.16, 1,578,533.03 and 634,565.53 is: 875,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,863.16 : 1,578,533.03 = 634,565.53 : x
  2. Step 2: Convert to fraction form
    1,143,863.16/1,578,533.03 = 634,565.53/x
  3. Step 3: Cross multiply
    1,143,863.16x = 1,578,533.03 × 634,565.53
  4. Step 4: Simplify right side
    1,143,863.16x = 1,001,682,648,804.46
  5. Step 5: Solve for x
    x = 1,001,682,648,804.46/1,143,863.16
  6. Step 6: Final answer
    x = 875,701.47

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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.