Home / 3,155,551.68-4,354,966.08-1,866,806.40

Finding the Fourth Proportional to 3,155,551.68, 4,354,966.08 and 1,866,806.40

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Solution

The fourth proportional to 3,155,551.68, 4,354,966.08 and 1,866,806.40 is: 2,576,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,551.68 : 4,354,966.08 = 1,866,806.40 : x
  2. Step 2: Convert to fraction form
    3,155,551.68/4,354,966.08 = 1,866,806.40/x
  3. Step 3: Cross multiply
    3,155,551.68x = 4,354,966.08 × 1,866,806.40
  4. Step 4: Simplify right side
    3,155,551.68x = 8,129,878,549,926.91
  5. Step 5: Solve for x
    x = 8,129,878,549,926.91/3,155,551.68
  6. Step 6: Final answer
    x = 2,576,373.13

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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.