Home / 1,007,503.42-1,390,249.02-571,782.01

Finding the Fourth Proportional to 1,007,503.42, 1,390,249.02 and 571,782.01

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Solution

The fourth proportional to 1,007,503.42, 1,390,249.02 and 571,782.01 is: 788,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,503.42 : 1,390,249.02 = 571,782.01 : x
  2. Step 2: Convert to fraction form
    1,007,503.42/1,390,249.02 = 571,782.01/x
  3. Step 3: Cross multiply
    1,007,503.42x = 1,390,249.02 × 571,782.01
  4. Step 4: Simplify right side
    1,007,503.42x = 794,919,379,056.13
  5. Step 5: Solve for x
    x = 794,919,379,056.13/1,007,503.42
  6. Step 6: Final answer
    x = 788,999.19

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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.