Home / 1,948,248.34-2,688,665.74-1,088,808.57

Finding the Fourth Proportional to 1,948,248.34, 2,688,665.74 and 1,088,808.57

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Solution

The fourth proportional to 1,948,248.34, 2,688,665.74 and 1,088,808.57 is: 1,502,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,248.34 : 2,688,665.74 = 1,088,808.57 : x
  2. Step 2: Convert to fraction form
    1,948,248.34/2,688,665.74 = 1,088,808.57/x
  3. Step 3: Cross multiply
    1,948,248.34x = 2,688,665.74 × 1,088,808.57
  4. Step 4: Simplify right side
    1,948,248.34x = 2,927,442,296,855.37
  5. Step 5: Solve for x
    x = 2,927,442,296,855.37/1,948,248.34
  6. Step 6: Final answer
    x = 1,502,602.23

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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.