Home / 1,036,639.23-1,430,678.33-577,795.70

Finding the Fourth Proportional to 1,036,639.23, 1,430,678.33 and 577,795.70

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Solution

The fourth proportional to 1,036,639.23, 1,430,678.33 and 577,795.70 is: 797,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,639.23 : 1,430,678.33 = 577,795.70 : x
  2. Step 2: Convert to fraction form
    1,036,639.23/1,430,678.33 = 577,795.70/x
  3. Step 3: Cross multiply
    1,036,639.23x = 1,430,678.33 × 577,795.70
  4. Step 4: Simplify right side
    1,036,639.23x = 826,639,787,157.18
  5. Step 5: Solve for x
    x = 826,639,787,157.18/1,036,639.23
  6. Step 6: Final answer
    x = 797,422.83

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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.