Home / 1,531,615.90-2,113,594.95-958,971.82

Finding the Fourth Proportional to 1,531,615.90, 2,113,594.95 and 958,971.82

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Solution

The fourth proportional to 1,531,615.90, 2,113,594.95 and 958,971.82 is: 1,323,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,615.90 : 2,113,594.95 = 958,971.82 : x
  2. Step 2: Convert to fraction form
    1,531,615.90/2,113,594.95 = 958,971.82/x
  3. Step 3: Cross multiply
    1,531,615.90x = 2,113,594.95 × 958,971.82
  4. Step 4: Simplify right side
    1,531,615.90x = 2,026,877,995,944.31
  5. Step 5: Solve for x
    x = 2,026,877,995,944.31/1,531,615.90
  6. Step 6: Final answer
    x = 1,323,359.20

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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.