Home / 1,930,210.83-2,664,010.27-1,071,047.88

Finding the Fourth Proportional to 1,930,210.83, 2,664,010.27 and 1,071,047.88

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Solution

The fourth proportional to 1,930,210.83, 2,664,010.27 and 1,071,047.88 is: 1,478,223.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,210.83 : 2,664,010.27 = 1,071,047.88 : x
  2. Step 2: Convert to fraction form
    1,930,210.83/2,664,010.27 = 1,071,047.88/x
  3. Step 3: Cross multiply
    1,930,210.83x = 2,664,010.27 × 1,071,047.88
  4. Step 4: Simplify right side
    1,930,210.83x = 2,853,282,547,295.89
  5. Step 5: Solve for x
    x = 2,853,282,547,295.89/1,930,210.83
  6. Step 6: Final answer
    x = 1,478,223.26

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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.