Home / 1,197,831.20-1,796,746.80-488,368.40

Finding the Fourth Proportional to 1,197,831.20, 1,796,746.80 and 488,368.40

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Solution

The fourth proportional to 1,197,831.20, 1,796,746.80 and 488,368.40 is: 732,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,831.20 : 1,796,746.80 = 488,368.40 : x
  2. Step 2: Convert to fraction form
    1,197,831.20/1,796,746.80 = 488,368.40/x
  3. Step 3: Cross multiply
    1,197,831.20x = 1,796,746.80 × 488,368.40
  4. Step 4: Simplify right side
    1,197,831.20x = 877,474,359,921.12
  5. Step 5: Solve for x
    x = 877,474,359,921.12/1,197,831.20
  6. Step 6: Final answer
    x = 732,552.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.