Home / 1,623,885.90-2,240,712.89-935,423.28

Finding the Fourth Proportional to 1,623,885.90, 2,240,712.89 and 935,423.28

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Solution

The fourth proportional to 1,623,885.90, 2,240,712.89 and 935,423.28 is: 1,290,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,885.90 : 2,240,712.89 = 935,423.28 : x
  2. Step 2: Convert to fraction form
    1,623,885.90/2,240,712.89 = 935,423.28/x
  3. Step 3: Cross multiply
    1,623,885.90x = 2,240,712.89 × 935,423.28
  4. Step 4: Simplify right side
    1,623,885.90x = 2,096,014,996,424.96
  5. Step 5: Solve for x
    x = 2,096,014,996,424.96/1,623,885.90
  6. Step 6: Final answer
    x = 1,290,740.31

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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.