Home / 1,125,312.51-1,686,730.33-555,850.52

Finding the Fourth Proportional to 1,125,312.51, 1,686,730.33 and 555,850.52

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Solution

The fourth proportional to 1,125,312.51, 1,686,730.33 and 555,850.52 is: 833,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,312.51 : 1,686,730.33 = 555,850.52 : x
  2. Step 2: Convert to fraction form
    1,125,312.51/1,686,730.33 = 555,850.52/x
  3. Step 3: Cross multiply
    1,125,312.51x = 1,686,730.33 × 555,850.52
  4. Step 4: Simplify right side
    1,125,312.51x = 937,569,929,616.67
  5. Step 5: Solve for x
    x = 937,569,929,616.67/1,125,312.51
  6. Step 6: Final answer
    x = 833,164.05

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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.