Home / 1,009,382.60-1,514,900.10-1,001,509.40

Finding the Fourth Proportional to 1,009,382.60, 1,514,900.10 and 1,001,509.40

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Solution

The fourth proportional to 1,009,382.60, 1,514,900.10 and 1,001,509.40 is: 1,503,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,382.60 : 1,514,900.10 = 1,001,509.40 : x
  2. Step 2: Convert to fraction form
    1,009,382.60/1,514,900.10 = 1,001,509.40/x
  3. Step 3: Cross multiply
    1,009,382.60x = 1,514,900.10 × 1,001,509.40
  4. Step 4: Simplify right side
    1,009,382.60x = 1,517,186,690,210.94
  5. Step 5: Solve for x
    x = 1,517,186,690,210.94/1,009,382.60
  6. Step 6: Final answer
    x = 1,503,083.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.