Home / 3,176,808-4,765,802.40-1,047,041.76

Finding the Fourth Proportional to 3,176,808, 4,765,802.40 and 1,047,041.76

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Solution

The fourth proportional to 3,176,808, 4,765,802.40 and 1,047,041.76 is: 1,570,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,808 : 4,765,802.40 = 1,047,041.76 : x
  2. Step 2: Convert to fraction form
    3,176,808/4,765,802.40 = 1,047,041.76/x
  3. Step 3: Cross multiply
    3,176,808x = 4,765,802.40 × 1,047,041.76
  4. Step 4: Simplify right side
    3,176,808x = 4,989,994,132,708.22
  5. Step 5: Solve for x
    x = 4,989,994,132,708.22/3,176,808
  6. Step 6: Final answer
    x = 1,570,757.23

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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.