Home / 1,020,058.46-1,530,088.76-380,352.43

Finding the Fourth Proportional to 1,020,058.46, 1,530,088.76 and 380,352.43

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Solution

The fourth proportional to 1,020,058.46, 1,530,088.76 and 380,352.43 is: 570,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,058.46 : 1,530,088.76 = 380,352.43 : x
  2. Step 2: Convert to fraction form
    1,020,058.46/1,530,088.76 = 380,352.43/x
  3. Step 3: Cross multiply
    1,020,058.46x = 1,530,088.76 × 380,352.43
  4. Step 4: Simplify right side
    1,020,058.46x = 581,972,977,981.69
  5. Step 5: Solve for x
    x = 581,972,977,981.69/1,020,058.46
  6. Step 6: Final answer
    x = 570,529.04

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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.