Home / 1,564,678.32-2,159,263.08-885,746.04

Finding the Fourth Proportional to 1,564,678.32, 2,159,263.08 and 885,746.04

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Solution

The fourth proportional to 1,564,678.32, 2,159,263.08 and 885,746.04 is: 1,222,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,678.32 : 2,159,263.08 = 885,746.04 : x
  2. Step 2: Convert to fraction form
    1,564,678.32/2,159,263.08 = 885,746.04/x
  3. Step 3: Cross multiply
    1,564,678.32x = 2,159,263.08 × 885,746.04
  4. Step 4: Simplify right side
    1,564,678.32x = 1,912,558,722,428.20
  5. Step 5: Solve for x
    x = 1,912,558,722,428.20/1,564,678.32
  6. Step 6: Final answer
    x = 1,222,333.50

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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.