Home / 1,602,438.12-2,211,365.10-877,331.89

Finding the Fourth Proportional to 1,602,438.12, 2,211,365.10 and 877,331.89

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Solution

The fourth proportional to 1,602,438.12, 2,211,365.10 and 877,331.89 is: 1,210,718.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,438.12 : 2,211,365.10 = 877,331.89 : x
  2. Step 2: Convert to fraction form
    1,602,438.12/2,211,365.10 = 877,331.89/x
  3. Step 3: Cross multiply
    1,602,438.12x = 2,211,365.10 × 877,331.89
  4. Step 4: Simplify right side
    1,602,438.12x = 1,940,101,128,717.24
  5. Step 5: Solve for x
    x = 1,940,101,128,717.24/1,602,438.12
  6. Step 6: Final answer
    x = 1,210,718.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.