Home / 1,530,386.06-2,111,950.53-876,999.15

Finding the Fourth Proportional to 1,530,386.06, 2,111,950.53 and 876,999.15

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Solution

The fourth proportional to 1,530,386.06, 2,111,950.53 and 876,999.15 is: 1,210,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,386.06 : 2,111,950.53 = 876,999.15 : x
  2. Step 2: Convert to fraction form
    1,530,386.06/2,111,950.53 = 876,999.15/x
  3. Step 3: Cross multiply
    1,530,386.06x = 2,111,950.53 × 876,999.15
  4. Step 4: Simplify right side
    1,530,386.06x = 1,852,178,819,652.05
  5. Step 5: Solve for x
    x = 1,852,178,819,652.05/1,530,386.06
  6. Step 6: Final answer
    x = 1,210,269.01

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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.