Home / 1,031,774.86-1,423,779.90-572,865.72

Finding the Fourth Proportional to 1,031,774.86, 1,423,779.90 and 572,865.72

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Solution

The fourth proportional to 1,031,774.86, 1,423,779.90 and 572,865.72 is: 790,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,774.86 : 1,423,779.90 = 572,865.72 : x
  2. Step 2: Convert to fraction form
    1,031,774.86/1,423,779.90 = 572,865.72/x
  3. Step 3: Cross multiply
    1,031,774.86x = 1,423,779.90 × 572,865.72
  4. Step 4: Simplify right side
    1,031,774.86x = 815,634,697,535.03
  5. Step 5: Solve for x
    x = 815,634,697,535.03/1,031,774.86
  6. Step 6: Final answer
    x = 790,516.16

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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.