Home / 1,456,823.40-2,185,235.10-459,551.40

Finding the Fourth Proportional to 1,456,823.40, 2,185,235.10 and 459,551.40

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Solution

The fourth proportional to 1,456,823.40, 2,185,235.10 and 459,551.40 is: 689,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,823.40 : 2,185,235.10 = 459,551.40 : x
  2. Step 2: Convert to fraction form
    1,456,823.40/2,185,235.10 = 459,551.40/x
  3. Step 3: Cross multiply
    1,456,823.40x = 2,185,235.10 × 459,551.40
  4. Step 4: Simplify right side
    1,456,823.40x = 1,004,227,849,534.14
  5. Step 5: Solve for x
    x = 1,004,227,849,534.14/1,456,823.40
  6. Step 6: Final answer
    x = 689,327.10

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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.