Home / 1,285,207.70-1,927,465.95-537,098.90

Finding the Fourth Proportional to 1,285,207.70, 1,927,465.95 and 537,098.90

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Solution

The fourth proportional to 1,285,207.70, 1,927,465.95 and 537,098.90 is: 805,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,207.70 : 1,927,465.95 = 537,098.90 : x
  2. Step 2: Convert to fraction form
    1,285,207.70/1,927,465.95 = 537,098.90/x
  3. Step 3: Cross multiply
    1,285,207.70x = 1,927,465.95 × 537,098.90
  4. Step 4: Simplify right side
    1,285,207.70x = 1,035,239,841,532.46
  5. Step 5: Solve for x
    x = 1,035,239,841,532.46/1,285,207.70
  6. Step 6: Final answer
    x = 805,503.92

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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.