Home / 1,281,248.26-1,767,969.08-708,210.52

Finding the Fourth Proportional to 1,281,248.26, 1,767,969.08 and 708,210.52

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Solution

The fourth proportional to 1,281,248.26, 1,767,969.08 and 708,210.52 is: 977,245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,248.26 : 1,767,969.08 = 708,210.52 : x
  2. Step 2: Convert to fraction form
    1,281,248.26/1,767,969.08 = 708,210.52/x
  3. Step 3: Cross multiply
    1,281,248.26x = 1,767,969.08 × 708,210.52
  4. Step 4: Simplify right side
    1,281,248.26x = 1,252,094,301,490.72
  5. Step 5: Solve for x
    x = 1,252,094,301,490.72/1,281,248.26
  6. Step 6: Final answer
    x = 977,245.66

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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.