Home / 1,688,148.27-2,329,703.37-924,207.30

Finding the Fourth Proportional to 1,688,148.27, 2,329,703.37 and 924,207.30

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Solution

The fourth proportional to 1,688,148.27, 2,329,703.37 and 924,207.30 is: 1,275,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,148.27 : 2,329,703.37 = 924,207.30 : x
  2. Step 2: Convert to fraction form
    1,688,148.27/2,329,703.37 = 924,207.30/x
  3. Step 3: Cross multiply
    1,688,148.27x = 2,329,703.37 × 924,207.30
  4. Step 4: Simplify right side
    1,688,148.27x = 2,153,128,861,388.60
  5. Step 5: Solve for x
    x = 2,153,128,861,388.60/1,688,148.27
  6. Step 6: Final answer
    x = 1,275,438.24

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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.