Home / 1,154,991.08-1,593,898.29-638,718.29

Finding the Fourth Proportional to 1,154,991.08, 1,593,898.29 and 638,718.29

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Solution

The fourth proportional to 1,154,991.08, 1,593,898.29 and 638,718.29 is: 881,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,991.08 : 1,593,898.29 = 638,718.29 : x
  2. Step 2: Convert to fraction form
    1,154,991.08/1,593,898.29 = 638,718.29/x
  3. Step 3: Cross multiply
    1,154,991.08x = 1,593,898.29 × 638,718.29
  4. Step 4: Simplify right side
    1,154,991.08x = 1,018,051,990,222.72
  5. Step 5: Solve for x
    x = 1,018,051,990,222.72/1,154,991.08
  6. Step 6: Final answer
    x = 881,437.10

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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.