Home / 1,678,524.34-2,316,363.95-914,577.91

Finding the Fourth Proportional to 1,678,524.34, 2,316,363.95 and 914,577.91

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Solution

The fourth proportional to 1,678,524.34, 2,316,363.95 and 914,577.91 is: 1,262,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,524.34 : 2,316,363.95 = 914,577.91 : x
  2. Step 2: Convert to fraction form
    1,678,524.34/2,316,363.95 = 914,577.91/x
  3. Step 3: Cross multiply
    1,678,524.34x = 2,316,363.95 × 914,577.91
  4. Step 4: Simplify right side
    1,678,524.34x = 2,118,495,300,190.34
  5. Step 5: Solve for x
    x = 2,118,495,300,190.34/1,678,524.34
  6. Step 6: Final answer
    x = 1,262,117.71

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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.