Home / 1,530,021.95-2,111,363.59-841,650.14

Finding the Fourth Proportional to 1,530,021.95, 2,111,363.59 and 841,650.14

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Solution

The fourth proportional to 1,530,021.95, 2,111,363.59 and 841,650.14 is: 1,161,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,021.95 : 2,111,363.59 = 841,650.14 : x
  2. Step 2: Convert to fraction form
    1,530,021.95/2,111,363.59 = 841,650.14/x
  3. Step 3: Cross multiply
    1,530,021.95x = 2,111,363.59 × 841,650.14
  4. Step 4: Simplify right side
    1,530,021.95x = 1,777,029,461,114.40
  5. Step 5: Solve for x
    x = 1,777,029,461,114.40/1,530,021.95
  6. Step 6: Final answer
    x = 1,161,440.50

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.