Home / 1,349,865.80-2,024,798.70-788,611.40

Finding the Fourth Proportional to 1,349,865.80, 2,024,798.70 and 788,611.40

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Solution

The fourth proportional to 1,349,865.80, 2,024,798.70 and 788,611.40 is: 1,182,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,865.80 : 2,024,798.70 = 788,611.40 : x
  2. Step 2: Convert to fraction form
    1,349,865.80/2,024,798.70 = 788,611.40/x
  3. Step 3: Cross multiply
    1,349,865.80x = 2,024,798.70 × 788,611.40
  4. Step 4: Simplify right side
    1,349,865.80x = 1,596,779,337,525.18
  5. Step 5: Solve for x
    x = 1,596,779,337,525.18/1,349,865.80
  6. Step 6: Final answer
    x = 1,182,917.10

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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.