Home / 1,143,703.64-1,578,500.25-634,570.04

Finding the Fourth Proportional to 1,143,703.64, 1,578,500.25 and 634,570.04

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Solution

The fourth proportional to 1,143,703.64, 1,578,500.25 and 634,570.04 is: 875,811.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,703.64 : 1,578,500.25 = 634,570.04 : x
  2. Step 2: Convert to fraction form
    1,143,703.64/1,578,500.25 = 634,570.04/x
  3. Step 3: Cross multiply
    1,143,703.64x = 1,578,500.25 × 634,570.04
  4. Step 4: Simplify right side
    1,143,703.64x = 1,001,668,966,782.51
  5. Step 5: Solve for x
    x = 1,001,668,966,782.51/1,143,703.64
  6. Step 6: Final answer
    x = 875,811.65

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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.