Home / 1,316,532.80-1,971,606.80-910,585.71

Finding the Fourth Proportional to 1,316,532.80, 1,971,606.80 and 910,585.71

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Solution

The fourth proportional to 1,316,532.80, 1,971,606.80 and 910,585.71 is: 1,363,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,532.80 : 1,971,606.80 = 910,585.71 : x
  2. Step 2: Convert to fraction form
    1,316,532.80/1,971,606.80 = 910,585.71/x
  3. Step 3: Cross multiply
    1,316,532.80x = 1,971,606.80 × 910,585.71
  4. Step 4: Simplify right side
    1,316,532.80x = 1,795,316,973,265.90
  5. Step 5: Solve for x
    x = 1,795,316,973,265.90/1,316,532.80
  6. Step 6: Final answer
    x = 1,363,670.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.