Home / 1,249,041.66-1,723,681.80-676,081.68

Finding the Fourth Proportional to 1,249,041.66, 1,723,681.80 and 676,081.68

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Solution

The fourth proportional to 1,249,041.66, 1,723,681.80 and 676,081.68 is: 932,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,041.66 : 1,723,681.80 = 676,081.68 : x
  2. Step 2: Convert to fraction form
    1,249,041.66/1,723,681.80 = 676,081.68/x
  3. Step 3: Cross multiply
    1,249,041.66x = 1,723,681.80 × 676,081.68
  4. Step 4: Simplify right side
    1,249,041.66x = 1,165,349,687,129.42
  5. Step 5: Solve for x
    x = 1,165,349,687,129.42/1,249,041.66
  6. Step 6: Final answer
    x = 932,995.05

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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.