Home / 1,946,831.16-2,686,598.70-1,087,403.64

Finding the Fourth Proportional to 1,946,831.16, 2,686,598.70 and 1,087,403.64

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Solution

The fourth proportional to 1,946,831.16, 2,686,598.70 and 1,087,403.64 is: 1,500,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,831.16 : 2,686,598.70 = 1,087,403.64 : x
  2. Step 2: Convert to fraction form
    1,946,831.16/2,686,598.70 = 1,087,403.64/x
  3. Step 3: Cross multiply
    1,946,831.16x = 2,686,598.70 × 1,087,403.64
  4. Step 4: Simplify right side
    1,946,831.16x = 2,921,417,205,599.27
  5. Step 5: Solve for x
    x = 2,921,417,205,599.27/1,946,831.16
  6. Step 6: Final answer
    x = 1,500,601.22

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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.