Home / 1,674,498.40-2,310,781.44-910,545.28

Finding the Fourth Proportional to 1,674,498.40, 2,310,781.44 and 910,545.28

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Solution

The fourth proportional to 1,674,498.40, 2,310,781.44 and 910,545.28 is: 1,256,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,498.40 : 2,310,781.44 = 910,545.28 : x
  2. Step 2: Convert to fraction form
    1,674,498.40/2,310,781.44 = 910,545.28/x
  3. Step 3: Cross multiply
    1,674,498.40x = 2,310,781.44 × 910,545.28
  4. Step 4: Simplify right side
    1,674,498.40x = 2,104,071,133,303.60
  5. Step 5: Solve for x
    x = 2,104,071,133,303.60/1,674,498.40
  6. Step 6: Final answer
    x = 1,256,538.16

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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.