Home / 1,911,159.67-2,637,400.77-1,051,719.93

Finding the Fourth Proportional to 1,911,159.67, 2,637,400.77 and 1,051,719.93

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Solution

The fourth proportional to 1,911,159.67, 2,637,400.77 and 1,051,719.93 is: 1,451,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,159.67 : 2,637,400.77 = 1,051,719.93 : x
  2. Step 2: Convert to fraction form
    1,911,159.67/2,637,400.77 = 1,051,719.93/x
  3. Step 3: Cross multiply
    1,911,159.67x = 2,637,400.77 × 1,051,719.93
  4. Step 4: Simplify right side
    1,911,159.67x = 2,773,806,953,206.35
  5. Step 5: Solve for x
    x = 2,773,806,953,206.35/1,911,159.67
  6. Step 6: Final answer
    x = 1,451,373.74

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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.