Home / 1,039,574.10-1,559,944.35-440,433.30

Finding the Fourth Proportional to 1,039,574.10, 1,559,944.35 and 440,433.30

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Solution

The fourth proportional to 1,039,574.10, 1,559,944.35 and 440,433.30 is: 660,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,574.10 : 1,559,944.35 = 440,433.30 : x
  2. Step 2: Convert to fraction form
    1,039,574.10/1,559,944.35 = 440,433.30/x
  3. Step 3: Cross multiply
    1,039,574.10x = 1,559,944.35 × 440,433.30
  4. Step 4: Simplify right side
    1,039,574.10x = 687,051,437,886.86
  5. Step 5: Solve for x
    x = 687,051,437,886.86/1,039,574.10
  6. Step 6: Final answer
    x = 660,897.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.