Home / 1,423,866-1,964,446.50-811,577.10

Finding the Fourth Proportional to 1,423,866, 1,964,446.50 and 811,577.10

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Solution

The fourth proportional to 1,423,866, 1,964,446.50 and 811,577.10 is: 1,119,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,866 : 1,964,446.50 = 811,577.10 : x
  2. Step 2: Convert to fraction form
    1,423,866/1,964,446.50 = 811,577.10/x
  3. Step 3: Cross multiply
    1,423,866x = 1,964,446.50 × 811,577.10
  4. Step 4: Simplify right side
    1,423,866x = 1,594,299,793,575.15
  5. Step 5: Solve for x
    x = 1,594,299,793,575.15/1,423,866
  6. Step 6: Final answer
    x = 1,119,697.92

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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.