Home / 1,688,020.90-2,329,468.54-924,074.46

Finding the Fourth Proportional to 1,688,020.90, 2,329,468.54 and 924,074.46

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Solution

The fourth proportional to 1,688,020.90, 2,329,468.54 and 924,074.46 is: 1,275,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,020.90 : 2,329,468.54 = 924,074.46 : x
  2. Step 2: Convert to fraction form
    1,688,020.90/2,329,468.54 = 924,074.46/x
  3. Step 3: Cross multiply
    1,688,020.90x = 2,329,468.54 × 924,074.46
  4. Step 4: Simplify right side
    1,688,020.90x = 2,152,602,380,877.30
  5. Step 5: Solve for x
    x = 2,152,602,380,877.30/1,688,020.90
  6. Step 6: Final answer
    x = 1,275,222.59

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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.