Home / 1,114,030.91-1,537,399.31-630,585.72

Finding the Fourth Proportional to 1,114,030.91, 1,537,399.31 and 630,585.72

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Solution

The fourth proportional to 1,114,030.91, 1,537,399.31 and 630,585.72 is: 870,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,030.91 : 1,537,399.31 = 630,585.72 : x
  2. Step 2: Convert to fraction form
    1,114,030.91/1,537,399.31 = 630,585.72/x
  3. Step 3: Cross multiply
    1,114,030.91x = 1,537,399.31 × 630,585.72
  4. Step 4: Simplify right side
    1,114,030.91x = 969,462,047,670.93
  5. Step 5: Solve for x
    x = 969,462,047,670.93/1,114,030.91
  6. Step 6: Final answer
    x = 870,229.04

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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.