Home / 1,495,775.82-2,064,176.10-816,712.32

Finding the Fourth Proportional to 1,495,775.82, 2,064,176.10 and 816,712.32

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Solution

The fourth proportional to 1,495,775.82, 2,064,176.10 and 816,712.32 is: 1,127,065.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,775.82 : 2,064,176.10 = 816,712.32 : x
  2. Step 2: Convert to fraction form
    1,495,775.82/2,064,176.10 = 816,712.32/x
  3. Step 3: Cross multiply
    1,495,775.82x = 2,064,176.10 × 816,712.32
  4. Step 4: Simplify right side
    1,495,775.82x = 1,685,838,051,519.55
  5. Step 5: Solve for x
    x = 1,685,838,051,519.55/1,495,775.82
  6. Step 6: Final answer
    x = 1,127,065.99

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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.