Home / 1,348,831.80-2,023,247.70-676,985.40

Finding the Fourth Proportional to 1,348,831.80, 2,023,247.70 and 676,985.40

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Solution

The fourth proportional to 1,348,831.80, 2,023,247.70 and 676,985.40 is: 1,015,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,831.80 : 2,023,247.70 = 676,985.40 : x
  2. Step 2: Convert to fraction form
    1,348,831.80/2,023,247.70 = 676,985.40/x
  3. Step 3: Cross multiply
    1,348,831.80x = 2,023,247.70 × 676,985.40
  4. Step 4: Simplify right side
    1,348,831.80x = 1,369,709,153,483.58
  5. Step 5: Solve for x
    x = 1,369,709,153,483.58/1,348,831.80
  6. Step 6: Final answer
    x = 1,015,478.10

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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.