Home / 1,282,656.16-1,769,294.28-847,077.52

Finding the Fourth Proportional to 1,282,656.16, 1,769,294.28 and 847,077.52

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Solution

The fourth proportional to 1,282,656.16, 1,769,294.28 and 847,077.52 is: 1,168,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,656.16 : 1,769,294.28 = 847,077.52 : x
  2. Step 2: Convert to fraction form
    1,282,656.16/1,769,294.28 = 847,077.52/x
  3. Step 3: Cross multiply
    1,282,656.16x = 1,769,294.28 × 847,077.52
  4. Step 4: Simplify right side
    1,282,656.16x = 1,498,729,402,006.11
  5. Step 5: Solve for x
    x = 1,498,729,402,006.11/1,282,656.16
  6. Step 6: Final answer
    x = 1,168,457.65

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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.