Home / 1,293,875.04-1,931,714.56-988,671.84

Finding the Fourth Proportional to 1,293,875.04, 1,931,714.56 and 988,671.84

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Solution

The fourth proportional to 1,293,875.04, 1,931,714.56 and 988,671.84 is: 1,476,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,875.04 : 1,931,714.56 = 988,671.84 : x
  2. Step 2: Convert to fraction form
    1,293,875.04/1,931,714.56 = 988,671.84/x
  3. Step 3: Cross multiply
    1,293,875.04x = 1,931,714.56 × 988,671.84
  4. Step 4: Simplify right side
    1,293,875.04x = 1,909,831,788,389.99
  5. Step 5: Solve for x
    x = 1,909,831,788,389.99/1,293,875.04
  6. Step 6: Final answer
    x = 1,476,055.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.