Home / 1,223,588.15-1,689,006.38-1,050,812.32

Finding the Fourth Proportional to 1,223,588.15, 1,689,006.38 and 1,050,812.32

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Solution

The fourth proportional to 1,223,588.15, 1,689,006.38 and 1,050,812.32 is: 1,450,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,588.15 : 1,689,006.38 = 1,050,812.32 : x
  2. Step 2: Convert to fraction form
    1,223,588.15/1,689,006.38 = 1,050,812.32/x
  3. Step 3: Cross multiply
    1,223,588.15x = 1,689,006.38 × 1,050,812.32
  4. Step 4: Simplify right side
    1,223,588.15x = 1,774,828,703,186.02
  5. Step 5: Solve for x
    x = 1,774,828,703,186.02/1,223,588.15
  6. Step 6: Final answer
    x = 1,450,511.51

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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.