Home / 1,020,062.52-1,530,094.80-380,356.50

Finding the Fourth Proportional to 1,020,062.52, 1,530,094.80 and 380,356.50

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Solution

The fourth proportional to 1,020,062.52, 1,530,094.80 and 380,356.50 is: 570,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,062.52 : 1,530,094.80 = 380,356.50 : x
  2. Step 2: Convert to fraction form
    1,020,062.52/1,530,094.80 = 380,356.50/x
  3. Step 3: Cross multiply
    1,020,062.52x = 1,530,094.80 × 380,356.50
  4. Step 4: Simplify right side
    1,020,062.52x = 581,981,502,796.20
  5. Step 5: Solve for x
    x = 581,981,502,796.20/1,020,062.52
  6. Step 6: Final answer
    x = 570,535.13

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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.