Home / 1,708,975.80-2,563,463.70-1,431,113.40

Finding the Fourth Proportional to 1,708,975.80, 2,563,463.70 and 1,431,113.40

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Solution

The fourth proportional to 1,708,975.80, 2,563,463.70 and 1,431,113.40 is: 2,146,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,975.80 : 2,563,463.70 = 1,431,113.40 : x
  2. Step 2: Convert to fraction form
    1,708,975.80/2,563,463.70 = 1,431,113.40/x
  3. Step 3: Cross multiply
    1,708,975.80x = 2,563,463.70 × 1,431,113.40
  4. Step 4: Simplify right side
    1,708,975.80x = 3,668,607,251,483.58
  5. Step 5: Solve for x
    x = 3,668,607,251,483.58/1,708,975.80
  6. Step 6: Final answer
    x = 2,146,670.10

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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.