Home / 1,432,929.46-1,977,442.59-788,335.81

Finding the Fourth Proportional to 1,432,929.46, 1,977,442.59 and 788,335.81

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Solution

The fourth proportional to 1,432,929.46, 1,977,442.59 and 788,335.81 is: 1,087,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,929.46 : 1,977,442.59 = 788,335.81 : x
  2. Step 2: Convert to fraction form
    1,432,929.46/1,977,442.59 = 788,335.81/x
  3. Step 3: Cross multiply
    1,432,929.46x = 1,977,442.59 × 788,335.81
  4. Step 4: Simplify right side
    1,432,929.46x = 1,558,888,806,918.08
  5. Step 5: Solve for x
    x = 1,558,888,806,918.08/1,432,929.46
  6. Step 6: Final answer
    x = 1,087,903.38

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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.