Home / 1,155,183.48-1,732,890.95-396,925.05

Finding the Fourth Proportional to 1,155,183.48, 1,732,890.95 and 396,925.05

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Solution

The fourth proportional to 1,155,183.48, 1,732,890.95 and 396,925.05 is: 595,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,183.48 : 1,732,890.95 = 396,925.05 : x
  2. Step 2: Convert to fraction form
    1,155,183.48/1,732,890.95 = 396,925.05/x
  3. Step 3: Cross multiply
    1,155,183.48x = 1,732,890.95 × 396,925.05
  4. Step 4: Simplify right side
    1,155,183.48x = 687,827,824,988.67
  5. Step 5: Solve for x
    x = 687,827,824,988.67/1,155,183.48
  6. Step 6: Final answer
    x = 595,427.34

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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.