Home / 1,623,599.78-2,240,534.18-898,447.08

Finding the Fourth Proportional to 1,623,599.78, 2,240,534.18 and 898,447.08

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Solution

The fourth proportional to 1,623,599.78, 2,240,534.18 and 898,447.08 is: 1,239,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,599.78 : 2,240,534.18 = 898,447.08 : x
  2. Step 2: Convert to fraction form
    1,623,599.78/2,240,534.18 = 898,447.08/x
  3. Step 3: Cross multiply
    1,623,599.78x = 2,240,534.18 × 898,447.08
  4. Step 4: Simplify right side
    1,623,599.78x = 2,013,001,391,661.19
  5. Step 5: Solve for x
    x = 2,013,001,391,661.19/1,623,599.78
  6. Step 6: Final answer
    x = 1,239,838.42

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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.