Home / 1,535,304.16-2,118,723.24-856,284.40

Finding the Fourth Proportional to 1,535,304.16, 2,118,723.24 and 856,284.40

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Solution

The fourth proportional to 1,535,304.16, 2,118,723.24 and 856,284.40 is: 1,181,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,304.16 : 2,118,723.24 = 856,284.40 : x
  2. Step 2: Convert to fraction form
    1,535,304.16/2,118,723.24 = 856,284.40/x
  3. Step 3: Cross multiply
    1,535,304.16x = 2,118,723.24 × 856,284.40
  4. Step 4: Simplify right side
    1,535,304.16x = 1,814,229,658,329.46
  5. Step 5: Solve for x
    x = 1,814,229,658,329.46/1,535,304.16
  6. Step 6: Final answer
    x = 1,181,674.42

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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.