Home / 1,030,132.89-1,421,543.93-571,266.27

Finding the Fourth Proportional to 1,030,132.89, 1,421,543.93 and 571,266.27

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Solution

The fourth proportional to 1,030,132.89, 1,421,543.93 and 571,266.27 is: 788,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,132.89 : 1,421,543.93 = 571,266.27 : x
  2. Step 2: Convert to fraction form
    1,030,132.89/1,421,543.93 = 571,266.27/x
  3. Step 3: Cross multiply
    1,030,132.89x = 1,421,543.93 × 571,266.27
  4. Step 4: Simplify right side
    1,030,132.89x = 812,080,095,675.91
  5. Step 5: Solve for x
    x = 812,080,095,675.91/1,030,132.89
  6. Step 6: Final answer
    x = 788,325.57

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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.