Home / 1,113,399.12-1,537,742.52-750,186.96

Finding the Fourth Proportional to 1,113,399.12, 1,537,742.52 and 750,186.96

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Solution

The fourth proportional to 1,113,399.12, 1,537,742.52 and 750,186.96 is: 1,036,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,399.12 : 1,537,742.52 = 750,186.96 : x
  2. Step 2: Convert to fraction form
    1,113,399.12/1,537,742.52 = 750,186.96/x
  3. Step 3: Cross multiply
    1,113,399.12x = 1,537,742.52 × 750,186.96
  4. Step 4: Simplify right side
    1,113,399.12x = 1,153,594,386,341.54
  5. Step 5: Solve for x
    x = 1,153,594,386,341.54/1,113,399.12
  6. Step 6: Final answer
    x = 1,036,101.40

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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.