Home / 1,692,341.16-2,335,390.75-928,388.04

Finding the Fourth Proportional to 1,692,341.16, 2,335,390.75 and 928,388.04

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Solution

The fourth proportional to 1,692,341.16, 2,335,390.75 and 928,388.04 is: 1,281,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,341.16 : 2,335,390.75 = 928,388.04 : x
  2. Step 2: Convert to fraction form
    1,692,341.16/2,335,390.75 = 928,388.04/x
  3. Step 3: Cross multiply
    1,692,341.16x = 2,335,390.75 × 928,388.04
  4. Step 4: Simplify right side
    1,692,341.16x = 2,168,148,841,026.63
  5. Step 5: Solve for x
    x = 2,168,148,841,026.63/1,692,341.16
  6. Step 6: Final answer
    x = 1,281,153.52

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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.