Home / 1,525,345.12-2,105,227.44-846,500.32

Finding the Fourth Proportional to 1,525,345.12, 2,105,227.44 and 846,500.32

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Solution

The fourth proportional to 1,525,345.12, 2,105,227.44 and 846,500.32 is: 1,168,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,345.12 : 2,105,227.44 = 846,500.32 : x
  2. Step 2: Convert to fraction form
    1,525,345.12/2,105,227.44 = 846,500.32/x
  3. Step 3: Cross multiply
    1,525,345.12x = 2,105,227.44 × 846,500.32
  4. Step 4: Simplify right side
    1,525,345.12x = 1,782,075,701,632.78
  5. Step 5: Solve for x
    x = 1,782,075,701,632.78/1,525,345.12
  6. Step 6: Final answer
    x = 1,168,309.83

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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.