Home / 1,106,275.16-1,658,856.54-644,801.69

Finding the Fourth Proportional to 1,106,275.16, 1,658,856.54 and 644,801.69

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Solution

The fourth proportional to 1,106,275.16, 1,658,856.54 and 644,801.69 is: 966,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,275.16 : 1,658,856.54 = 644,801.69 : x
  2. Step 2: Convert to fraction form
    1,106,275.16/1,658,856.54 = 644,801.69/x
  3. Step 3: Cross multiply
    1,106,275.16x = 1,658,856.54 × 644,801.69
  4. Step 4: Simplify right side
    1,106,275.16x = 1,069,633,500,459.55
  5. Step 5: Solve for x
    x = 1,069,633,500,459.55/1,106,275.16
  6. Step 6: Final answer
    x = 966,878.35

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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.