Home / 1,209,951.29-1,669,547.76-700,555.25

Finding the Fourth Proportional to 1,209,951.29, 1,669,547.76 and 700,555.25

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Solution

The fourth proportional to 1,209,951.29, 1,669,547.76 and 700,555.25 is: 966,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,951.29 : 1,669,547.76 = 700,555.25 : x
  2. Step 2: Convert to fraction form
    1,209,951.29/1,669,547.76 = 700,555.25/x
  3. Step 3: Cross multiply
    1,209,951.29x = 1,669,547.76 × 700,555.25
  4. Step 4: Simplify right side
    1,209,951.29x = 1,169,610,448,393.74
  5. Step 5: Solve for x
    x = 1,169,610,448,393.74/1,209,951.29
  6. Step 6: Final answer
    x = 966,659.12

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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.