Home / 1,679,068.80-2,317,169.04-953,903.28

Finding the Fourth Proportional to 1,679,068.80, 2,317,169.04 and 953,903.28

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Solution

The fourth proportional to 1,679,068.80, 2,317,169.04 and 953,903.28 is: 1,316,417.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,068.80 : 2,317,169.04 = 953,903.28 : x
  2. Step 2: Convert to fraction form
    1,679,068.80/2,317,169.04 = 953,903.28/x
  3. Step 3: Cross multiply
    1,679,068.80x = 2,317,169.04 × 953,903.28
  4. Step 4: Simplify right side
    1,679,068.80x = 2,210,355,147,570.45
  5. Step 5: Solve for x
    x = 2,210,355,147,570.45/1,679,068.80
  6. Step 6: Final answer
    x = 1,316,417.26

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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.