Home / 2,559,746.16-3,838,133.77-1,211,897.39

Finding the Fourth Proportional to 2,559,746.16, 3,838,133.77 and 1,211,897.39

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Solution

The fourth proportional to 2,559,746.16, 3,838,133.77 and 1,211,897.39 is: 1,817,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,746.16 : 3,838,133.77 = 1,211,897.39 : x
  2. Step 2: Convert to fraction form
    2,559,746.16/3,838,133.77 = 1,211,897.39/x
  3. Step 3: Cross multiply
    2,559,746.16x = 3,838,133.77 × 1,211,897.39
  4. Step 4: Simplify right side
    2,559,746.16x = 4,651,424,276,113.45
  5. Step 5: Solve for x
    x = 4,651,424,276,113.45/2,559,746.16
  6. Step 6: Final answer
    x = 1,817,142.79

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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.