Home / 1,209,482.62-1,815,344.93-610,864.16

Finding the Fourth Proportional to 1,209,482.62, 1,815,344.93 and 610,864.16

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Solution

The fourth proportional to 1,209,482.62, 1,815,344.93 and 610,864.16 is: 916,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,482.62 : 1,815,344.93 = 610,864.16 : x
  2. Step 2: Convert to fraction form
    1,209,482.62/1,815,344.93 = 610,864.16/x
  3. Step 3: Cross multiply
    1,209,482.62x = 1,815,344.93 × 610,864.16
  4. Step 4: Simplify right side
    1,209,482.62x = 1,108,929,152,763.51
  5. Step 5: Solve for x
    x = 1,108,929,152,763.51/1,209,482.62
  6. Step 6: Final answer
    x = 916,862.41

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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.