Home / 1,840,470.91-2,539,192.47-1,065,678.86

Finding the Fourth Proportional to 1,840,470.91, 2,539,192.47 and 1,065,678.86

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Solution

The fourth proportional to 1,840,470.91, 2,539,192.47 and 1,065,678.86 is: 1,470,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,470.91 : 2,539,192.47 = 1,065,678.86 : x
  2. Step 2: Convert to fraction form
    1,840,470.91/2,539,192.47 = 1,065,678.86/x
  3. Step 3: Cross multiply
    1,840,470.91x = 2,539,192.47 × 1,065,678.86
  4. Step 4: Simplify right side
    1,840,470.91x = 2,705,963,736,750.18
  5. Step 5: Solve for x
    x = 2,705,963,736,750.18/1,840,470.91
  6. Step 6: Final answer
    x = 1,470,256.18

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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.