Home / 1,039,347-1,434,303.18-562,419

Finding the Fourth Proportional to 1,039,347, 1,434,303.18 and 562,419

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Solution

The fourth proportional to 1,039,347, 1,434,303.18 and 562,419 is: 776,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,347 : 1,434,303.18 = 562,419 : x
  2. Step 2: Convert to fraction form
    1,039,347/1,434,303.18 = 562,419/x
  3. Step 3: Cross multiply
    1,039,347x = 1,434,303.18 × 562,419
  4. Step 4: Simplify right side
    1,039,347x = 806,679,360,192.42
  5. Step 5: Solve for x
    x = 806,679,360,192.42/1,039,347
  6. Step 6: Final answer
    x = 776,140.56

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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.