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Finding the Fourth Proportional to 885,646.30, 1,326,501.15 and 885,646.30

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Solution

The fourth proportional to 885,646.30, 1,326,501.15 and 885,646.30 is: 1,326,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,646.30 : 1,326,501.15 = 885,646.30 : x
  2. Step 2: Convert to fraction form
    885,646.30/1,326,501.15 = 885,646.30/x
  3. Step 3: Cross multiply
    885,646.30x = 1,326,501.15 × 885,646.30
  4. Step 4: Simplify right side
    885,646.30x = 1,174,810,835,443.24
  5. Step 5: Solve for x
    x = 1,174,810,835,443.24/885,646.30
  6. Step 6: Final answer
    x = 1,326,501.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.