Home / 1,022,646.61-1,411,262.31-563,779.18

Finding the Fourth Proportional to 1,022,646.61, 1,411,262.31 and 563,779.18

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Solution

The fourth proportional to 1,022,646.61, 1,411,262.31 and 563,779.18 is: 778,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,646.61 : 1,411,262.31 = 563,779.18 : x
  2. Step 2: Convert to fraction form
    1,022,646.61/1,411,262.31 = 563,779.18/x
  3. Step 3: Cross multiply
    1,022,646.61x = 1,411,262.31 × 563,779.18
  4. Step 4: Simplify right side
    1,022,646.61x = 795,640,307,896.71
  5. Step 5: Solve for x
    x = 795,640,307,896.71/1,022,646.61
  6. Step 6: Final answer
    x = 778,020.77

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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.