Home / 1,572,079.68-2,357,889.84-773,146.80

Finding the Fourth Proportional to 1,572,079.68, 2,357,889.84 and 773,146.80

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Solution

The fourth proportional to 1,572,079.68, 2,357,889.84 and 773,146.80 is: 1,159,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,079.68 : 2,357,889.84 = 773,146.80 : x
  2. Step 2: Convert to fraction form
    1,572,079.68/2,357,889.84 = 773,146.80/x
  3. Step 3: Cross multiply
    1,572,079.68x = 2,357,889.84 × 773,146.80
  4. Step 4: Simplify right side
    1,572,079.68x = 1,822,994,984,548.51
  5. Step 5: Solve for x
    x = 1,822,994,984,548.51/1,572,079.68
  6. Step 6: Final answer
    x = 1,159,607.24

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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.