Home / 1,343,444.46-1,851,994.71-1,020,594.12

Finding the Fourth Proportional to 1,343,444.46, 1,851,994.71 and 1,020,594.12

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Solution

The fourth proportional to 1,343,444.46, 1,851,994.71 and 1,020,594.12 is: 1,406,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,444.46 : 1,851,994.71 = 1,020,594.12 : x
  2. Step 2: Convert to fraction form
    1,343,444.46/1,851,994.71 = 1,020,594.12/x
  3. Step 3: Cross multiply
    1,343,444.46x = 1,851,994.71 × 1,020,594.12
  4. Step 4: Simplify right side
    1,343,444.46x = 1,890,134,911,297.11
  5. Step 5: Solve for x
    x = 1,890,134,911,297.11/1,343,444.46
  6. Step 6: Final answer
    x = 1,406,931.93

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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.