Home / 1,276,547.10-1,761,674.31-732,782.22

Finding the Fourth Proportional to 1,276,547.10, 1,761,674.31 and 732,782.22

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Solution

The fourth proportional to 1,276,547.10, 1,761,674.31 and 732,782.22 is: 1,011,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,547.10 : 1,761,674.31 = 732,782.22 : x
  2. Step 2: Convert to fraction form
    1,276,547.10/1,761,674.31 = 732,782.22/x
  3. Step 3: Cross multiply
    1,276,547.10x = 1,761,674.31 × 732,782.22
  4. Step 4: Simplify right side
    1,276,547.10x = 1,290,923,611,798.77
  5. Step 5: Solve for x
    x = 1,290,923,611,798.77/1,276,547.10
  6. Step 6: Final answer
    x = 1,011,262.03

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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.