Home / 1,326,582.48-1,989,866.16-379,953.48

Finding the Fourth Proportional to 1,326,582.48, 1,989,866.16 and 379,953.48

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Solution

The fourth proportional to 1,326,582.48, 1,989,866.16 and 379,953.48 is: 569,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,582.48 : 1,989,866.16 = 379,953.48 : x
  2. Step 2: Convert to fraction form
    1,326,582.48/1,989,866.16 = 379,953.48/x
  3. Step 3: Cross multiply
    1,326,582.48x = 1,989,866.16 × 379,953.48
  4. Step 4: Simplify right side
    1,326,582.48x = 756,056,572,226.24
  5. Step 5: Solve for x
    x = 756,056,572,226.24/1,326,582.48
  6. Step 6: Final answer
    x = 569,928.05

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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.