Home / 1,564,599-2,158,776.40-885,535.52

Finding the Fourth Proportional to 1,564,599, 2,158,776.40 and 885,535.52

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Solution

The fourth proportional to 1,564,599, 2,158,776.40 and 885,535.52 is: 1,221,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,599 : 2,158,776.40 = 885,535.52 : x
  2. Step 2: Convert to fraction form
    1,564,599/2,158,776.40 = 885,535.52/x
  3. Step 3: Cross multiply
    1,564,599x = 2,158,776.40 × 885,535.52
  4. Step 4: Simplify right side
    1,564,599x = 1,911,673,181,937.73
  5. Step 5: Solve for x
    x = 1,911,673,181,937.73/1,564,599
  6. Step 6: Final answer
    x = 1,221,829.48

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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.