Home / 1,119,337.48-1,544,246.40-688,870.28

Finding the Fourth Proportional to 1,119,337.48, 1,544,246.40 and 688,870.28

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Solution

The fourth proportional to 1,119,337.48, 1,544,246.40 and 688,870.28 is: 950,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,337.48 : 1,544,246.40 = 688,870.28 : x
  2. Step 2: Convert to fraction form
    1,119,337.48/1,544,246.40 = 688,870.28/x
  3. Step 3: Cross multiply
    1,119,337.48x = 1,544,246.40 × 688,870.28
  4. Step 4: Simplify right side
    1,119,337.48x = 1,063,785,449,956.99
  5. Step 5: Solve for x
    x = 1,063,785,449,956.99/1,119,337.48
  6. Step 6: Final answer
    x = 950,370.62

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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.