Home / 1,036,622.72-1,430,655.55-577,779.19

Finding the Fourth Proportional to 1,036,622.72, 1,430,655.55 and 577,779.19

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Solution

The fourth proportional to 1,036,622.72, 1,430,655.55 and 577,779.19 is: 797,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,622.72 : 1,430,655.55 = 577,779.19 : x
  2. Step 2: Convert to fraction form
    1,036,622.72/1,430,655.55 = 577,779.19/x
  3. Step 3: Cross multiply
    1,036,622.72x = 1,430,655.55 × 577,779.19
  4. Step 4: Simplify right side
    1,036,622.72x = 826,602,999,826.92
  5. Step 5: Solve for x
    x = 826,602,999,826.92/1,036,622.72
  6. Step 6: Final answer
    x = 797,400.04

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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.