Home / 1,065,866.51-1,470,877.95-582,420.51

Finding the Fourth Proportional to 1,065,866.51, 1,470,877.95 and 582,420.51

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Solution

The fourth proportional to 1,065,866.51, 1,470,877.95 and 582,420.51 is: 803,730.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,866.51 : 1,470,877.95 = 582,420.51 : x
  2. Step 2: Convert to fraction form
    1,065,866.51/1,470,877.95 = 582,420.51/x
  3. Step 3: Cross multiply
    1,065,866.51x = 1,470,877.95 × 582,420.51
  4. Step 4: Simplify right side
    1,065,866.51x = 856,669,487,970.83
  5. Step 5: Solve for x
    x = 856,669,487,970.83/1,065,866.51
  6. Step 6: Final answer
    x = 803,730.56

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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.