Home / 1,020,602.76-1,408,340.31-590,911.98

Finding the Fourth Proportional to 1,020,602.76, 1,408,340.31 and 590,911.98

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Solution

The fourth proportional to 1,020,602.76, 1,408,340.31 and 590,911.98 is: 815,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,602.76 : 1,408,340.31 = 590,911.98 : x
  2. Step 2: Convert to fraction form
    1,020,602.76/1,408,340.31 = 590,911.98/x
  3. Step 3: Cross multiply
    1,020,602.76x = 1,408,340.31 × 590,911.98
  4. Step 4: Simplify right side
    1,020,602.76x = 832,205,161,095.91
  5. Step 5: Solve for x
    x = 832,205,161,095.91/1,020,602.76
  6. Step 6: Final answer
    x = 815,405.56

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Double scale
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1.5x scale

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.