Home / 1,578,045.60-2,366,193.60-679,334.40

Finding the Fourth Proportional to 1,578,045.60, 2,366,193.60 and 679,334.40

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Solution

The fourth proportional to 1,578,045.60, 2,366,193.60 and 679,334.40 is: 1,018,625.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,045.60 : 2,366,193.60 = 679,334.40 : x
  2. Step 2: Convert to fraction form
    1,578,045.60/2,366,193.60 = 679,334.40/x
  3. Step 3: Cross multiply
    1,578,045.60x = 2,366,193.60 × 679,334.40
  4. Step 4: Simplify right side
    1,578,045.60x = 1,607,436,709,539.84
  5. Step 5: Solve for x
    x = 1,607,436,709,539.84/1,578,045.60
  6. Step 6: Final answer
    x = 1,018,625.01

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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.