Home / 1,690,672-2,333,127.90-926,730.76

Finding the Fourth Proportional to 1,690,672, 2,333,127.90 and 926,730.76

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Solution

The fourth proportional to 1,690,672, 2,333,127.90 and 926,730.76 is: 1,278,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,672 : 2,333,127.90 = 926,730.76 : x
  2. Step 2: Convert to fraction form
    1,690,672/2,333,127.90 = 926,730.76/x
  3. Step 3: Cross multiply
    1,690,672x = 2,333,127.90 × 926,730.76
  4. Step 4: Simplify right side
    1,690,672x = 2,162,181,391,944.20
  5. Step 5: Solve for x
    x = 2,162,181,391,944.20/1,690,672
  6. Step 6: Final answer
    x = 1,278,888.74

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1.5x scale

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.