Home / 1,021,888.48-1,533,018.72-347,935.36

Finding the Fourth Proportional to 1,021,888.48, 1,533,018.72 and 347,935.36

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Solution

The fourth proportional to 1,021,888.48, 1,533,018.72 and 347,935.36 is: 521,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,888.48 : 1,533,018.72 = 347,935.36 : x
  2. Step 2: Convert to fraction form
    1,021,888.48/1,533,018.72 = 347,935.36/x
  3. Step 3: Cross multiply
    1,021,888.48x = 1,533,018.72 × 347,935.36
  4. Step 4: Simplify right side
    1,021,888.48x = 533,391,420,229.94
  5. Step 5: Solve for x
    x = 533,391,420,229.94/1,021,888.48
  6. Step 6: Final answer
    x = 521,966.37

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1.5x scale

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.