Home / 1,617,068.40-2,425,602.60-1,018,705.20

Finding the Fourth Proportional to 1,617,068.40, 2,425,602.60 and 1,018,705.20

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Solution

The fourth proportional to 1,617,068.40, 2,425,602.60 and 1,018,705.20 is: 1,528,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,068.40 : 2,425,602.60 = 1,018,705.20 : x
  2. Step 2: Convert to fraction form
    1,617,068.40/2,425,602.60 = 1,018,705.20/x
  3. Step 3: Cross multiply
    1,617,068.40x = 2,425,602.60 × 1,018,705.20
  4. Step 4: Simplify right side
    1,617,068.40x = 2,470,973,981,753.52
  5. Step 5: Solve for x
    x = 2,470,973,981,753.52/1,617,068.40
  6. Step 6: Final answer
    x = 1,528,057.80

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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.