Home / 1,115,804.16-1,539,760.08-632,340.96

Finding the Fourth Proportional to 1,115,804.16, 1,539,760.08 and 632,340.96

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Solution

The fourth proportional to 1,115,804.16, 1,539,760.08 and 632,340.96 is: 872,602.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,804.16 : 1,539,760.08 = 632,340.96 : x
  2. Step 2: Convert to fraction form
    1,115,804.16/1,539,760.08 = 632,340.96/x
  3. Step 3: Cross multiply
    1,115,804.16x = 1,539,760.08 × 632,340.96
  4. Step 4: Simplify right side
    1,115,804.16x = 973,653,367,156.88
  5. Step 5: Solve for x
    x = 973,653,367,156.88/1,115,804.16
  6. Step 6: Final answer
    x = 872,602.38

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1.5x scale

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.