Home / 1,039,533.40-1,559,402.16-432,196.21

Finding the Fourth Proportional to 1,039,533.40, 1,559,402.16 and 432,196.21

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Solution

The fourth proportional to 1,039,533.40, 1,559,402.16 and 432,196.21 is: 648,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,533.40 : 1,559,402.16 = 432,196.21 : x
  2. Step 2: Convert to fraction form
    1,039,533.40/1,559,402.16 = 432,196.21/x
  3. Step 3: Cross multiply
    1,039,533.40x = 1,559,402.16 × 432,196.21
  4. Step 4: Simplify right side
    1,039,533.40x = 673,967,703,417.81
  5. Step 5: Solve for x
    x = 673,967,703,417.81/1,039,533.40
  6. Step 6: Final answer
    x = 648,336.75

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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.