Home / 1,681,674-2,320,759.08-917,776.40

Finding the Fourth Proportional to 1,681,674, 2,320,759.08 and 917,776.40

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Solution

The fourth proportional to 1,681,674, 2,320,759.08 and 917,776.40 is: 1,266,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,674 : 2,320,759.08 = 917,776.40 : x
  2. Step 2: Convert to fraction form
    1,681,674/2,320,759.08 = 917,776.40/x
  3. Step 3: Cross multiply
    1,681,674x = 2,320,759.08 × 917,776.40
  4. Step 4: Simplify right side
    1,681,674x = 2,129,937,913,709.71
  5. Step 5: Solve for x
    x = 2,129,937,913,709.71/1,681,674
  6. Step 6: Final answer
    x = 1,266,558.15

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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.