Home / 1,601,561.65-2,210,155.25-876,409.52

Finding the Fourth Proportional to 1,601,561.65, 2,210,155.25 and 876,409.52

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Solution

The fourth proportional to 1,601,561.65, 2,210,155.25 and 876,409.52 is: 1,209,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,561.65 : 2,210,155.25 = 876,409.52 : x
  2. Step 2: Convert to fraction form
    1,601,561.65/2,210,155.25 = 876,409.52/x
  3. Step 3: Cross multiply
    1,601,561.65x = 2,210,155.25 × 876,409.52
  4. Step 4: Simplify right side
    1,601,561.65x = 1,937,001,103,707.08
  5. Step 5: Solve for x
    x = 1,937,001,103,707.08/1,601,561.65
  6. Step 6: Final answer
    x = 1,209,445.23

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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.