Home / 1,685,931.10-2,326,797.44-1,105,642.24

Finding the Fourth Proportional to 1,685,931.10, 2,326,797.44 and 1,105,642.24

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Solution

The fourth proportional to 1,685,931.10, 2,326,797.44 and 1,105,642.24 is: 1,525,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,931.10 : 2,326,797.44 = 1,105,642.24 : x
  2. Step 2: Convert to fraction form
    1,685,931.10/2,326,797.44 = 1,105,642.24/x
  3. Step 3: Cross multiply
    1,685,931.10x = 2,326,797.44 × 1,105,642.24
  4. Step 4: Simplify right side
    1,685,931.10x = 2,572,605,524,717.98
  5. Step 5: Solve for x
    x = 2,572,605,524,717.98/1,685,931.10
  6. Step 6: Final answer
    x = 1,525,925.66

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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.